Solve the proportion. Show your work. 3x + 1 = 511
2 answers:
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➷ 3x + 1 = 511
Subtract 1 from both sides:
3x = 510
Divide both sides by 3:
x = 170
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Subtract 1 from both sides
3x = 511 - 1
Simplify 511 - 1 to 510
3x = 510
Divide both sides by 3
x = 510/3
Simplify 510/3 to 170
<u>x = 170</u>
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