Mathematics
vicky0104
2

What 1/3x+9=21 answer?

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(2) Answers
Jagger13

1/3x + 9 = 21   (subtract 9 from each side) .        - 9    -9   1/3x = 12   (multiply 3 to each side)   x = 12*3   x=36

Cayla932

1/3x+9=21 Subtract 9 from both sides. 1/3x+9−9=21−9 1/3x=12 Multiply both sides by 3. 3*(1/3x)=(3)*(12) x=36

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