To solve the equation 8x - 3 = 15x + 18, we can combine like terms:
-3 - 18 = 15x - 8x
-21 = 7x
Now, we can isolate x by dividing both sides of the equation by 7:
-21/7 = 7x/7
-3 = x
Therefore, the correct answer is: x = -3
8x - 3 = 15x + 18
(1 point)
Responses
• x = -3
• x = 3
• x = 2.1
• x = .9
1 answer
1 answer