Question

For the equation 2x + 3 = 4x – 3:

a. How many solutions does it have?
b. How do you know?

Answer 1

Explanation:

2x + 3 = 4x - 3

-2x + 3 = -3

-2x = -6

x = 3

a. one solution

b. used the multi step equation

Answer 2

a) one solution, x=3

b) see below

Explanation:

2x+3=4x-3

2x=6

x can only be=3