Solving Equations Using Undoing

7w = 2.1

• w = -4.9

• w = 0.3

• w = 14.7

• w - 2.8

f ÷ 0.8 = 7

• f = 6.2

• f = 8.75

• f = 5.6

• f = 7.8

h ÷ 0.4 = 1.75

• h = 0.7

• h = 4.375

• h = 1.35

• h = 2.15

64.6 = 6.8p

• p = 9.5

• p = 439.28

• p = 57.8

• p = 71.4

j + 0.18 = 0.75

• j = 0.93

• j = 0.57

• j = 0.135

• j = 4.166667

k + 9.2 = 17.6

• k = 8.4

• k = 1.6

• k = -69.92

• k = -0.826

u + 5.9 = 10.3

• u = 4.4

• u = 16.2

• u = 60.77

• u = 1.7458

3(2x+5)=39

• x = 4

• x = 5

• x = 3

• x = -2

-38 = 2(6k-1)

• 1 = k

• 9 = k

• -4 = k

• -3 = k

8 = -4(8+5n)

• -4 = n

• 3 = n

• -2 = n

• 1 = n