Math final

Solve x+5/-2=x+7/5 -13 -39/7 2/7

-39/7

Find the Change of line that contains (-23,7) (-3,-9) 4/5 -5/4 -4/5

-4/5

What is the domain of the mapping diagram 1,3,8 1 ,5,8,9 .3

1,3,8

Which of the following 2 equations are equivalent to 2(x+5)-3(x-1)=6 1. 2x+10-3x+1=6. 2. 2x+10-3x-3=6 3. 2x+10-3x+3=6 4. -x+11=6 5.x+13=6 6.-x+7=6 1,4 2,5 3,5 3,6

3,5

Solve 4(2x-1)+12=8x+1=7 8 .no solution All real numbers

All real numbers

Who's saving $ at a faster rate Bob saves more w/ $5 a week Angela saves more Bob saves more w/ 20 a week

Bob saves more w/ $5 a week

Which system of equation is represented by the graph below Y=-x+5 Y=1/2x+2 Y=-x+5 Y=2x+2 Y=x+5. Y=-2x+2

Y=-x+5 Y=1/2x+2

Solve -2/3 y+3=1/6 y=1/2 y=17/4 y=7/2

y=17/4

Which relation is a function (1,2) (2,3) (2,4) (1,6) (-1,2) (0,3) (1,3) (4,2) (5,0) (4,9)

(-1,2) (0,3) (1,3)

Identify the step in which the first error occurs. -3x+7 ≤ 13 Step 1 -3x+7≤13 and -3x+7≥-13 Step 2 -3x+6 and -3x≥-20 Step 3 x≥-2 and -3x≥-20 Step 4 -2≤x.20/3 . step 1 the inequality should be an or Step 2 -7 should be added to both sides Step 3 -x>20/3 should be x ≤ 20/3 Step 4 both inequalities should be greater than

Step 3 -x>20/3 should be x ≤ 20/3

Write an equation in slope intercept form of the line of w/slope -3/4 that passes through the point (-4,5) Y=-3/4x+2 Y=-3/4x+5 Y=3/4x+8

Y=-3/4x+2

given the graph write the equation x=-3 y=4 y=3x

x=-3

which of the following is one solution of the inequality |-2x-3|>4 x>1/2 no solution x<1/2

x>1/2

Given that f(x)=-3x+2. What is f(-2) -4 -6 8

8

What number would you multiply each term by to clear the factors of the problem. 3/2x+1/4=5/3 12 4 8

8

If you were to use elimination to solve the system of equations below what is the first step Eq A:2x+5y=7 Eq B:-3x+4y=16 Multiply A by 3 and B by-2 Multiply A by 3 and B by 2 Add equations together

Multiply A by 3 and B by 2

a person must be at least 54 in tall to ride silver bullet at knotts berry farm. find the inequality that describes the required height. X≤54 X>54 X≥54

X≥54

Solve -12<4x-8≤2 -1<x<5/2 1<x≤5/2 -5<x-3/2

-1<x<5/2

Solve |1/2x+3|-1=20 26 -48,36 26,36

-48,36

Which of the following is a solution to the inequality below 2(x+4)<4 4 -1 -5

-5

solve x+8(x+20)=110 -50/9 50/9 10

-50/9

Given f(x)=2x-9 and g(x)=-3x+4 what is f(x)-9(x) 5x-5 -x-5 5x-13

.5x-13

Find the solution to the systems of equation X+2y=-6 Y= 2x-8 -2,2 -4,2 2,-4

2,-4

which property justifies the work completed from step 2-3 s1 10x+3x-15=11 s2 13x-15=11 s3 13=36 s4 x=2 addition property subtraction property distributive property

addition property

Bob currently has $20 in his piggy bank, and he is planning on saving $5 each week. Meanwhile Angela has 50$ and is planning on saving $2 each week. Which of the following equations represent the amount of money after x weeks. Bob y=20-5x Angela y=50x+2 B. Y=20+5x. A Y=50x+2 B. Y= 5+20. A. Y=50+2x

B. Y= 5+20. A. Y=50+2x

write an equation of the line shown in the graph y=-2/3x-3 y=3/2x-2 y=-3/2-3

y=-3/2-3

What is the range of the graph 2 less than or equal to Y less than or equal to 4 1 less than or equal to X less than or equal to 5 4

2 less than or equal to Y less than or equal to 4

A 120 ft long rope is cut into 3 pieces. The first piece of the rope is twice as long as the second piece of rope. The third piece of is 3 times as long as the second piece of rope. Which is the longest length of the rope. 20 ft 60ft 80ft

60ft

what coordinate of the y intercept of the line -6x+2y=-12 0,-6 0,-2 6,0

0,-6