Graphing and Writing Linear Functions SOLVING EQUATIONS INVOLVING RATIONAL EXPONENTS Linear Equations and Graphing Systems of Linear Equations Solving Polynomial Equations Matrix Equations and Solving Systems of Linear Equations Introduction Part II and Solving Equations Linear Algebra Graphing Linear Inequalities Using Augmented Matrices to Solve Systems of Linear Equations Solving Linear Inequalities Solution of the Equations Linear Equations Annotated Bibliography of Linear Algebra Books Write Linear Equations in Standard Form Graphing Linear Inequalities Introduction to Linear Algebra for Engineers Solving Quadratic Equations THE HISTORY OF SOLVING QUADRATIC EQUATIONS Systems of Linear Equations Review for First Order Differential Equations Systems of Nonlinear Equations & their solutions LINEAR LEAST SQUARES FIT MAPPING METHOD FOR INFORMATION RETRIEVAL FROM NATURAL LANGUAGE TEXTS Quadratic Equations Syllabus for Differential Equations and Linear Alg Linear Equations and Matrices Solving Linear Equations Slope-intercept form of the equation Linear Equations DETAILED SOLUTIONS AND CONCEPTS QUADRATIC EQUATIONS Linear Equation Problems Systems of Differential Equations Linear Algebra Syllabus Quadratic Equations and Problem Solving LinearEquations The Slope-Intercept Form of the Equation Final Exam for Matrices and Linear Equations Linear Equations |
Linear Equation Problems1 Solve 7(x+21)=52.
f. None of these 2 Solve the following equation. x2-16x+52=-8
Answer _________________________3 Graph the following linear equation. 26=8x + 10 4 Solve the following equation. x2 - 5x - 22 =2
Answer _________________________5 Find the slope of the line which is perpendicular to the line which contains the points(-9,-5）, （-4, 7）.
6 Find the x-intercept of the following linear equation. 8 - 8y =4x - 6
7 Graph the following linear equation. 8 - 5y =3x
+ 5 8 Solve the following equation. x - 16x + 97 = 3x + 7
Answer _________________________9 Solve 9 （x + 76）=20 （14x - 16 ）+ 28x.
e. None of these 10 Graph the following linear equation. 7 - 4y = 4 11 Solve 46x + 75 = 4.
12 Suppose you need 7 pounds of dog found that costs of $2. 73 per pound. How many pounds of cheap dog food which costs $1. 76 per pound should be mixed with premium dog food which costs $3. 61 per pound? The answer is only the pounds of cheap dog food used. a. 13. 621 621 6 13 Solve the following equation. x - 8x + 14 = -1
Answer _________________________14 Find the equation of the line which contains the points (-4, 14 ), (4,-26) and write it in slope-intercept form. a. y = -6x - 5 15 Find the slope of the line which is parallel to the line which contains the points (-6,-10), (-4,-9).
16 Find the slope of the line which contains the points （6,-9）, （5, 4）.
17 Solve
18 Suppose you need 3 gallons of 46% antifreeze solution. How many gallons of 5% solution should be mixed with 63% solution? The answer is only the number of gallons of 5% solution.
19 Suppose you need 3 gallons of 30% antifreeze solution. How many gallons of 18% solution should be mixed with 86% solution? The answer is only the number of gallons of 18% solution.
20 Solve the following equation. x2 - 5x + 22= 8x - 8
Answer _________________________21 Solve 5(x + 12) = 20(26x - 25) + 31x.
22 Solve 47(x + 90)= 48.
23 Solve the following equation. x2 - 3x - 65= 5
Answer _________________________24 Graph the following linear equation. y =7 - 5x 25 Find the slope of the following linear equation. 3y + 3=10x + 5
26 Graph the following linear equation. 2 - 4y =8x
+ 5 27 Solve a(x + b）= c. a. （a + b）/c 28 Graph the following linear equation. y =10 - 3x 29 Find the x-intercept of the following linear equation. -5y - 9 =6x - 10
30 Find the slope of the line which contains the points (-9, 5) ,(6,-7).
31 Graph the following linear equation. -16 =10x + 4 32 Solve 50x + 6 =70.
33 Find the slope of the line which is parallel to the line which contains the points (5,-6), (-8, 9).
34 Solve the following equation. 6x2 - 23x + 7 = -8
Answer _________________________35 Find the y-intercept of the following linear equation. 7y + 9 =5 - 7x
36 Suppose you need 9 pounds of dog found that costs of $2. 81 per pound. How many pounds of cheap dog food which costs $1. 25 per pound should be mixed with premium dog food which costs $3. 95 per pound? The answer is only the pounds of cheap dog food used. a. 13. 133 333 3 37 Find the slope of the following linear equation. 2y + 6 =10x + 4
38 Find the y-intercept of the following linear equation. -7y - 5 =7x - 6
39 Graph the following linear equation. 2 - 3y= 6 40 Solve the following equation. 6x2 - 56x + 16 = -2
Answer _________________________41 Solve
42 Find the equation of the line which contains the points （4, 15）, （-4,-33） and write it in slope-intercept form. a. y = -9x - 6 43 Find the slope of the line which is perpendicular to the line which contains the points (-4, 8), (-7, 7).
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