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Basic Algebra (7th grade)

English 15 Public

Algebra

Study Slideshow

40x + 80 = 120

x = 1

15

27 = 5 + 2x

x = 11

15

3x + 3 = 18

x = 5

15

x/8 + 5 = 12

x = 56

25

3x + 2 = 14

x = 4

15

z/16 = 4

z = 64

20

x + 9 = -1.6

-10.6

20

x - 9 = -30

x = -21

20

7x = 28

x = 4

15

x/3 = 4

x = 12

15

x + 6 = 13

x = 7

10

2x + 2a =? if x = +5 and a = +4

18

20

x + 5 + x = ?; if x = 6

x = 17

15

x + 2x - 4x = (simplify)

-1x or -x

15

x + 3 = ?; if x = 6

x = 9

15