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Find the value of the variable using these steps.

0.4x + 3.9 = 5.78
1. Subtraction property of equality
2. Division property of equality
x =

2 Answers

2 votes

Answer: The correct answer is 4.7

Step-by-step explanation: EDGE 2022

User Ahmad Zyoud
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2 votes

0.4x+3.9=5.78 ⇒ subtracting 3.9 form both sides


0.4x+3.9-3.9=5.78-3.9


0.4x=1.88 ⇒ Divide both sides by 0.4


(0.4x)/(0.4)= (1.88)/(0.4)


x=4.7
User FindOutIslamNow
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