168=7(5r+4)

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Solution for 168=7(5r+4) equation:


Simplifying
168 = 7(5r + 4)

Reorder the terms:
168 = 7(4 + 5r)
168 = (4 * 7 + 5r * 7)
168 = (28 + 35r)

Solving
168 = 28 + 35r

Solving for variable 'r'.

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

Add '-35r' to each side of the equation.
168 + -35r = 28 + 35r + -35r

Combine like terms: 35r + -35r = 0
168 + -35r = 28 + 0
168 + -35r = 28

Add '-168' to each side of the equation.
168 + -168 + -35r = 28 + -168

Combine like terms: 168 + -168 = 0
0 + -35r = 28 + -168
-35r = 28 + -168

Combine like terms: 28 + -168 = -140
-35r = -140

Divide each side by '-35'.
r = 4

Simplifying
r = 4

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