7r-4(4r+8)=24

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Solution for 7r-4(4r+8)=24 equation:


Simplifying
7r + -4(4r + 8) = 24

Reorder the terms:
7r + -4(8 + 4r) = 24
7r + (8 * -4 + 4r * -4) = 24
7r + (-32 + -16r) = 24

Reorder the terms:
-32 + 7r + -16r = 24

Combine like terms: 7r + -16r = -9r
-32 + -9r = 24

Solving
-32 + -9r = 24

Solving for variable 'r'.

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

Add '32' to each side of the equation.
-32 + 32 + -9r = 24 + 32

Combine like terms: -32 + 32 = 0
0 + -9r = 24 + 32
-9r = 24 + 32

Combine like terms: 24 + 32 = 56
-9r = 56

Divide each side by '-9'.
r = -6.222222222

Simplifying
r = -6.222222222

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