5(r-2)-2(r-7)=5

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Solution for 5(r-2)-2(r-7)=5 equation:


Simplifying
5(r + -2) + -2(r + -7) = 5

Reorder the terms:
5(-2 + r) + -2(r + -7) = 5
(-2 * 5 + r * 5) + -2(r + -7) = 5
(-10 + 5r) + -2(r + -7) = 5

Reorder the terms:
-10 + 5r + -2(-7 + r) = 5
-10 + 5r + (-7 * -2 + r * -2) = 5
-10 + 5r + (14 + -2r) = 5

Reorder the terms:
-10 + 14 + 5r + -2r = 5

Combine like terms: -10 + 14 = 4
4 + 5r + -2r = 5

Combine like terms: 5r + -2r = 3r
4 + 3r = 5

Solving
4 + 3r = 5

Solving for variable 'r'.

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

Add '-4' to each side of the equation.
4 + -4 + 3r = 5 + -4

Combine like terms: 4 + -4 = 0
0 + 3r = 5 + -4
3r = 5 + -4

Combine like terms: 5 + -4 = 1
3r = 1

Divide each side by '3'.
r = 0.3333333333

Simplifying
r = 0.3333333333

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