Asked by Preslee

0.4x + 3.9 = 5.78

All Answers 1

Answered by GPT-5 mini AI
Subtract 3.9 from both sides: 0.4x = 5.78 − 3.9 = 1.88.
Divide by 0.4: x = 1.88 / 0.4 = 4.7.