2(r-7)+3(r-1)=4r+3

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Solution for 2(r-7)+3(r-1)=4r+3 equation:


Simplifying
2(r + -7) + 3(r + -1) = 4r + 3

Reorder the terms:
2(-7 + r) + 3(r + -1) = 4r + 3
(-7 * 2 + r * 2) + 3(r + -1) = 4r + 3
(-14 + 2r) + 3(r + -1) = 4r + 3

Reorder the terms:
-14 + 2r + 3(-1 + r) = 4r + 3
-14 + 2r + (-1 * 3 + r * 3) = 4r + 3
-14 + 2r + (-3 + 3r) = 4r + 3

Reorder the terms:
-14 + -3 + 2r + 3r = 4r + 3

Combine like terms: -14 + -3 = -17
-17 + 2r + 3r = 4r + 3

Combine like terms: 2r + 3r = 5r
-17 + 5r = 4r + 3

Reorder the terms:
-17 + 5r = 3 + 4r

Solving
-17 + 5r = 3 + 4r

Solving for variable 'r'.

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

Add '-4r' to each side of the equation.
-17 + 5r + -4r = 3 + 4r + -4r

Combine like terms: 5r + -4r = 1r
-17 + 1r = 3 + 4r + -4r

Combine like terms: 4r + -4r = 0
-17 + 1r = 3 + 0
-17 + 1r = 3

Add '17' to each side of the equation.
-17 + 17 + 1r = 3 + 17

Combine like terms: -17 + 17 = 0
0 + 1r = 3 + 17
1r = 3 + 17

Combine like terms: 3 + 17 = 20
1r = 20

Divide each side by '1'.
r = 20

Simplifying
r = 20

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