7(7r-5)=-5(4r+3)

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Solution for 7(7r-5)=-5(4r+3) equation:


Simplifying
7(7r + -5) = -5(4r + 3)

Reorder the terms:
7(-5 + 7r) = -5(4r + 3)
(-5 * 7 + 7r * 7) = -5(4r + 3)
(-35 + 49r) = -5(4r + 3)

Reorder the terms:
-35 + 49r = -5(3 + 4r)
-35 + 49r = (3 * -5 + 4r * -5)
-35 + 49r = (-15 + -20r)

Solving
-35 + 49r = -15 + -20r

Solving for variable 'r'.

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

Add '20r' to each side of the equation.
-35 + 49r + 20r = -15 + -20r + 20r

Combine like terms: 49r + 20r = 69r
-35 + 69r = -15 + -20r + 20r

Combine like terms: -20r + 20r = 0
-35 + 69r = -15 + 0
-35 + 69r = -15

Add '35' to each side of the equation.
-35 + 35 + 69r = -15 + 35

Combine like terms: -35 + 35 = 0
0 + 69r = -15 + 35
69r = -15 + 35

Combine like terms: -15 + 35 = 20
69r = 20

Divide each side by '69'.
r = 0.2898550725

Simplifying
r = 0.2898550725

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