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Algebra

English 15 Public

Algebra

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x + 3 = ?; if x = 6

9

10

x + 2x - 5x = simplify

-1x or -x

15

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

17

15

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

18

15

x + 6 = 13

x = 7

15

x/3 = 4 (NOTE: / means divide)

x = 12

15

7x = 28

x = 4

15

x - 9 = -30

21

15

x + 9 = -1.6

-10.6

20

z/16 = 4

z = 64

15

3x + 2 = 14

x = 4

15

x/8 + 5 = 12

x = 56

25

3x + 3 = 18

x = 5

15

27 = 5 + 2x

x = 11

15

40x + 80 = 120

x = 1

20