What is the answer to 3/7 = 2/7+7/8 b ?

The answer to 3/7 = 2/7+7/8 b is b= 8/49

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3/7 = 2/7+7/8 b

\frac{3}{7} = \frac{2}{7} + \frac{7}{8} b

b = \frac{8}{49}

Decimal Notation

b = 0.16326 \dots

Solution steps

\frac{3}{7} = \frac{2}{7} + \frac{7}{8} b

Switch sides

\frac{2}{7} + \frac{7}{8} b = \frac{3}{7}

Move

\frac{2}{7}

to the right side

\frac{7}{8} b = \frac{1}{7}

Multiply both sides by

8

7 b = \frac{8}{7}

Divide both sides by

7

b = \frac{8}{49}

lo g_{3} (3) = \frac{1}{2}

8 x + 6 = 38

- 8 x + 2 (8 x - 9) = 7 x + 5 (- 6 x + 3)

\frac{x}{2} - \frac{1}{4} = \frac{x}{3} - 5

- 2 r - \frac{1}{3} = \frac{13}{24} - \frac{15}{4} r

What is the answer to 3/7 = 2/7+7/8 b ?
The answer to 3/7 = 2/7+7/8 b is b= 8/49
Solve for b: 3/7 = 2/7+7/8 b
The solution is b= 8/49