Solving Equations Like Terms

5x - 21 - x = x -18

• 1

• -1

• 13

• -13

3x + 21 - 91 = -3x + 5x - 50

• 20

• 72

• 4

• -72

-7x + 2 - 3x = 2(x + 4)

• -0.5

• 0.5

• 2

• -2

In order to solve an equation, we must get variables on side of an equation, and constants on the opposite side.

• True

• False

Tags

CCSS.7.EE.B.4A

3y - 8 = 7y

• y = 4

• y = -4

• No Solution

• Infinite Solutions

Tags

CCSS.8.EE.C.7A

7w + 5 = 3w - 15

• w = 5

• w = -2

• w = 2

• w = -5

9r - 6 = 10r

• r = -6

• r = 6

-3t - 10 = -2 - 2t

• t = 8

• -8 = t

6n = -10 + n

• n = -10/6

• n = 14

• n = 2

• n = -2

Tags

CCSS.7.EE.B.4A

-4k - 8 = -7k + 7

• 3k - 8 = 7

• k = -5

• k = 5