End of Year Review - 7th Grade

equations

100

2x + 5 = -10

x = -7.5

200

2 ( x - 5) = 10

x = 10

300

4v + 12 = 2v

v = -6

400

23 + 2/3y = 1

y = -33

500

(a + 7)/4 = 8

a = 25

inequalities

100

3x > 12

x > 4

200

1/2v < -2

v < -4

300

7 > 2w - 10

8.5 > w

400

-4q - 16 > -16

q < 0

500

2c + 3 < c + 4

c < 1

percent

100

32% as a decimal

0.32

200

2/5 as percent

40%

300

30% of 200

60

400

This is Mr. Snyder's favorite advice to tell students.

Make Good Choices

500

10% of 12.5

1.25

angles

100

These angles add up to 180

Supplementary angles

200

These angles add up to 90

Complementary Angles

300

These angles are across from each other and =

Vertical Angles

400

Angle 1 and 2 are supplementary. 

 Angle 1: 115          Angle 2: x-20

Solve for x.

x=85

500

Angle 1 and 2 are complementary.

Angle 1: x+17    Angle 2: x+21

x=?

26

expressions

100

write "2 less than the product of 5 and a number" as algebraic expression 

5n - 2

200

evaluate 3c - 7 when c = 3.1 

2.3

300

This is a type of clownish behavior Mr. Snyder has little tolerance for.

Buffoonery!!

400

simplify:

-2(3v - 4) + 2v

-4v + 8

500

evaluate 2n + 6 - 5m + 7/n when n = 2 and m = 2.5

26