40-3r=-3(8+8r)+5r

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Solution for 40-3r=-3(8+8r)+5r equation:


Simplifying
40 + -3r = -3(8 + 8r) + 5r
40 + -3r = (8 * -3 + 8r * -3) + 5r
40 + -3r = (-24 + -24r) + 5r

Combine like terms: -24r + 5r = -19r
40 + -3r = -24 + -19r

Solving
40 + -3r = -24 + -19r

Solving for variable 'r'.

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

Add '19r' to each side of the equation.
40 + -3r + 19r = -24 + -19r + 19r

Combine like terms: -3r + 19r = 16r
40 + 16r = -24 + -19r + 19r

Combine like terms: -19r + 19r = 0
40 + 16r = -24 + 0
40 + 16r = -24

Add '-40' to each side of the equation.
40 + -40 + 16r = -24 + -40

Combine like terms: 40 + -40 = 0
0 + 16r = -24 + -40
16r = -24 + -40

Combine like terms: -24 + -40 = -64
16r = -64

Divide each side by '16'.
r = -4

Simplifying
r = -4

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