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Popular >

21r-3=3(4-23r)

Solution

21 r - 3 = 3 (4 - 23 r)

Solution

r = \frac{1}{6}

+1

Decimal Notation

r = 0.16666 \dots

Solution steps

21 r - 3 = 3 (4 - 23 r)

Expand

3 (4 - 23 r) : 12 - 69 r

21 r - 3 = 12 - 69 r

Move

3

to the right side

21 r = - 69 r + 15

Move

69 r

to the left side

90 r = 15

Divide both sides by

90

r = \frac{1}{6}

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Frequently Asked Questions (FAQ)

What is the answer to 21r-3=3(4-23r) ?
The answer to 21r-3=3(4-23r) is r= 1/6
Solve for r: 21r-3=3(4-23r)
The solution is r= 1/6