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02-04-2015
Mathematics

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Solve for x. Express the answer in simplest form. 1/7 = 3/4x - 1. proportions problems.

Respuesta :

02-04-2015

1/7 = 3/4x - 1

Add 1 to both sides:

1 1/7 = 3/4x

Divide 3/4 to both sides or multiply by its reciprocal, 4/3:

1 1/7 * 4/3 = x

Convert 1 1/7 to an improper fraction:

8/7 * 4/3 = x

Multiply the numerators and denominators together:

32/21 = x

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