-3(4r+3)+4(6r+1)=43

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Solution for -3(4r+3)+4(6r+1)=43 equation:


Simplifying
-3(4r + 3) + 4(6r + 1) = 43

Reorder the terms:
-3(3 + 4r) + 4(6r + 1) = 43
(3 * -3 + 4r * -3) + 4(6r + 1) = 43
(-9 + -12r) + 4(6r + 1) = 43

Reorder the terms:
-9 + -12r + 4(1 + 6r) = 43
-9 + -12r + (1 * 4 + 6r * 4) = 43
-9 + -12r + (4 + 24r) = 43

Reorder the terms:
-9 + 4 + -12r + 24r = 43

Combine like terms: -9 + 4 = -5
-5 + -12r + 24r = 43

Combine like terms: -12r + 24r = 12r
-5 + 12r = 43

Solving
-5 + 12r = 43

Solving for variable 'r'.

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

Add '5' to each side of the equation.
-5 + 5 + 12r = 43 + 5

Combine like terms: -5 + 5 = 0
0 + 12r = 43 + 5
12r = 43 + 5

Combine like terms: 43 + 5 = 48
12r = 48

Divide each side by '12'.
r = 4

Simplifying
r = 4

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