-4(9r+6)+5(2r+3)=

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Solution for -4(9r+6)+5(2r+3)= equation:


Simplifying
-4(9r + 6) + 5(2r + 3) = 0

Reorder the terms:
-4(6 + 9r) + 5(2r + 3) = 0
(6 * -4 + 9r * -4) + 5(2r + 3) = 0
(-24 + -36r) + 5(2r + 3) = 0

Reorder the terms:
-24 + -36r + 5(3 + 2r) = 0
-24 + -36r + (3 * 5 + 2r * 5) = 0
-24 + -36r + (15 + 10r) = 0

Reorder the terms:
-24 + 15 + -36r + 10r = 0

Combine like terms: -24 + 15 = -9
-9 + -36r + 10r = 0

Combine like terms: -36r + 10r = -26r
-9 + -26r = 0

Solving
-9 + -26r = 0

Solving for variable 'r'.

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

Add '9' to each side of the equation.
-9 + 9 + -26r = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -26r = 0 + 9
-26r = 0 + 9

Combine like terms: 0 + 9 = 9
-26r = 9

Divide each side by '-26'.
r = -0.3461538462

Simplifying
r = -0.3461538462

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