2x+3=5x-42 what is the number that belongs in the green box
1 answer:
Objective: Solve 2x + 3 = 5x - 42 for x.
Step 1: Subtract 3 from both sides.
2x + 3 = 5x - 42
2x = 5x - 45
Step 2: Subtract 5x from both sides.
2x = 5x - 45
-3x = -45
Step 4: Divide both sides by -3.
-3x = -45
x = 15
Answer:
x = 15
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