What is the answer to 4x plus 4 equals 20?

Answer 1

7

3x + 4 = 19

3x = 15

x = 5

Answer 2

4x + 4 = 20

4x = 16

x = 4

Answer 3

4(x - 5)

Answer 4

4x(x + 5)

Answer 5

5

Answer 6

if x=-3 Question 3 (1 point)

Plug in "-3" for x in each equation and see which equation is true.

a

A

b

B

c

C

d

D

Answer 7

a

a

b

b

c

c

Answer 8

3x-4