7r+4=21+24r

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Solution for 7r+4=21+24r equation:


Simplifying
7r + 4 = 21 + 24r

Reorder the terms:
4 + 7r = 21 + 24r

Solving
4 + 7r = 21 + 24r

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '-24r' to each side of the equation.
4 + 7r + -24r = 21 + 24r + -24r

Combine like terms: 7r + -24r = -17r
4 + -17r = 21 + 24r + -24r

Combine like terms: 24r + -24r = 0
4 + -17r = 21 + 0
4 + -17r = 21

Add '-4' to each side of the equation.
4 + -4 + -17r = 21 + -4

Combine like terms: 4 + -4 = 0
0 + -17r = 21 + -4
-17r = 21 + -4

Combine like terms: 21 + -4 = 17
-17r = 17

Divide each side by '-17'.
r = -1

Simplifying
r = -1

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