7r-38=4(8r+3)

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Solution for 7r-38=4(8r+3) equation:


Simplifying
7r + -38 = 4(8r + 3)

Reorder the terms:
-38 + 7r = 4(8r + 3)

Reorder the terms:
-38 + 7r = 4(3 + 8r)
-38 + 7r = (3 * 4 + 8r * 4)
-38 + 7r = (12 + 32r)

Solving
-38 + 7r = 12 + 32r

Solving for variable 'r'.

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

Add '-32r' to each side of the equation.
-38 + 7r + -32r = 12 + 32r + -32r

Combine like terms: 7r + -32r = -25r
-38 + -25r = 12 + 32r + -32r

Combine like terms: 32r + -32r = 0
-38 + -25r = 12 + 0
-38 + -25r = 12

Add '38' to each side of the equation.
-38 + 38 + -25r = 12 + 38

Combine like terms: -38 + 38 = 0
0 + -25r = 12 + 38
-25r = 12 + 38

Combine like terms: 12 + 38 = 50
-25r = 50

Divide each side by '-25'.
r = -2

Simplifying
r = -2

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