Combining Like Terms, Equations with Distributive Property

7n-5n=6

• n=3

• n=7

• n=12

• n=-6

3(2x+5)=39

• x = 4

• x = 5

• x = 3

• x = -2

-4(8+5n)=8

• n= -4

• n= 3

• n= -2

• n= 1

2 (x - 4) =18

• x = 20

• x = 7

• x = 11

• x = 13

Simplify the expression by combining like terms:

3x + 2x

• 5x

• x

• 6x

• 5

Simplify the expression by combining like terms:

-2y + 8 + 7y + 5

• -5y-13

• 9y+13

• 5y+13

• 9y-13

Simplify the expression by combining like terms:

5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

-3r + 7 - 3r - 12 

• -6r - 5 

• 0 + 5 

• 6r + 5 

• -6r -19 

Simplify the expression by combining like terms:

2x + 1 + 7x

• 10x

• 10

• 9x + 1

• 9 + 1x

Simplify the expression by combining like terms:

-10x + 15 - 3x + 2

• 13x² + 17

• -13x² + 13

• -13x + 17

• -7x + 17