66.3k views
5 votes
3(x + 4) = 7x - 18
How do I solve it?

User Eonema
by
4.4k points

1 Answer

1 vote

Answer:

x = 7.5

Explanation:

Step 1:

3 ( x + 4 ) = 7x - 18 Equation

Step 2:

3x + 12 = 7x - 18 Multiply

Step 3:

12 = 4x - 18 Subtract 3x on both sides

Step 4:

30 = 4x Add 18 on both sides

Step 5:

x = 30 รท 4 Divide

Answer:

x = 7.5

Hope This Helps :)