38+3r=-2r-7(5r+6)

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Solution for 38+3r=-2r-7(5r+6) equation:


Simplifying
38 + 3r = -2r + -7(5r + 6)

Reorder the terms:
38 + 3r = -2r + -7(6 + 5r)
38 + 3r = -2r + (6 * -7 + 5r * -7)
38 + 3r = -2r + (-42 + -35r)

Reorder the terms:
38 + 3r = -42 + -2r + -35r

Combine like terms: -2r + -35r = -37r
38 + 3r = -42 + -37r

Solving
38 + 3r = -42 + -37r

Solving for variable 'r'.

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

Add '37r' to each side of the equation.
38 + 3r + 37r = -42 + -37r + 37r

Combine like terms: 3r + 37r = 40r
38 + 40r = -42 + -37r + 37r

Combine like terms: -37r + 37r = 0
38 + 40r = -42 + 0
38 + 40r = -42

Add '-38' to each side of the equation.
38 + -38 + 40r = -42 + -38

Combine like terms: 38 + -38 = 0
0 + 40r = -42 + -38
40r = -42 + -38

Combine like terms: -42 + -38 = -80
40r = -80

Divide each side by '40'.
r = -2

Simplifying
r = -2

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