4(1-3r)-6r=7(2r-4)

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Solution for 4(1-3r)-6r=7(2r-4) equation:


Simplifying
4(1 + -3r) + -6r = 7(2r + -4)
(1 * 4 + -3r * 4) + -6r = 7(2r + -4)
(4 + -12r) + -6r = 7(2r + -4)

Combine like terms: -12r + -6r = -18r
4 + -18r = 7(2r + -4)

Reorder the terms:
4 + -18r = 7(-4 + 2r)
4 + -18r = (-4 * 7 + 2r * 7)
4 + -18r = (-28 + 14r)

Solving
4 + -18r = -28 + 14r

Solving for variable 'r'.

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

Add '-14r' to each side of the equation.
4 + -18r + -14r = -28 + 14r + -14r

Combine like terms: -18r + -14r = -32r
4 + -32r = -28 + 14r + -14r

Combine like terms: 14r + -14r = 0
4 + -32r = -28 + 0
4 + -32r = -28

Add '-4' to each side of the equation.
4 + -4 + -32r = -28 + -4

Combine like terms: 4 + -4 = 0
0 + -32r = -28 + -4
-32r = -28 + -4

Combine like terms: -28 + -4 = -32
-32r = -32

Divide each side by '-32'.
r = 1

Simplifying
r = 1

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