-7(9r+4)=22+3r

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Solution for -7(9r+4)=22+3r equation:


Simplifying
-7(9r + 4) = 22 + 3r

Reorder the terms:
-7(4 + 9r) = 22 + 3r
(4 * -7 + 9r * -7) = 22 + 3r
(-28 + -63r) = 22 + 3r

Solving
-28 + -63r = 22 + 3r

Solving for variable 'r'.

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

Add '-3r' to each side of the equation.
-28 + -63r + -3r = 22 + 3r + -3r

Combine like terms: -63r + -3r = -66r
-28 + -66r = 22 + 3r + -3r

Combine like terms: 3r + -3r = 0
-28 + -66r = 22 + 0
-28 + -66r = 22

Add '28' to each side of the equation.
-28 + 28 + -66r = 22 + 28

Combine like terms: -28 + 28 = 0
0 + -66r = 22 + 28
-66r = 22 + 28

Combine like terms: 22 + 28 = 50
-66r = 50

Divide each side by '-66'.
r = -0.7575757576

Simplifying
r = -0.7575757576

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