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Solving Equations

100

Solve:

-14x - 5 = -10x - 45

x = 10

200

Solve: 

-2(x - 1) + 3 = 11

x = -3

300

Solve:

10 = 2/5 x + 4

x = 15

400

Solve for x and y:

7y - 9 = x

-2x + 3y = -37

x = 26, y = 5

500

Solve the system:

x + 2y = 9

-5x -10y = -45

Infinite solutions

Linear Functions

100

Find the slope between (8,7) and (4,5).

1/2

200

Mei Mei is taking a multiple choice test with a total of 100 points available. Each question is worth exactly 5 points. What would be Mei Mei's test score (out of 100) if she got 6 questions wrong?

70

300

Pedro is ordering a taxi from an online taxi service. The taxi charges $4 just for the pickup and then an additional $1.50 per mile driven. Write an expression representing the cost for m miles.

4 + 1.50m

400

Write the equation of the line passing through (1,-2) with a slope of -3.

y = -3x + 1

500

Write the equation of the line passing through (-1,3) and (1, -7) in slope-intercept form.

y = -5x -2

Integers

100

Simplify: -4 - 8 + 1

-11

200

Simplify 2 + 4(-3)

-10

300

Simplify: sqrt (4(16))

8

400

Simplify: -2 - 2(3)²

-20

500

Simplify: (8 - 10)/2 + (-1)³

-2

Misc.

100

Simplify: 2(4 - 6)³ + 4

-12

200

Put in order from smallest to largest: 

0, -1, 2/3, -0.58, -3/5, 0.67

-1, -3/5, -0.58, 0, 2/3, 0.67

300

Simplify 3x(2x²)⁴

48x⁹

400

Estimate the square root of 67 to the nearest tenth.

8.2

500

If f(x) = -2x² - 4x, evaluate f(-1).

f(-1) = 2