3(5p+7)-2(p-1)=

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Solution for 3(5p+7)-2(p-1)= equation:


Simplifying
3(5p + 7) + -2(p + -1) = 0

Reorder the terms:
3(7 + 5p) + -2(p + -1) = 0
(7 * 3 + 5p * 3) + -2(p + -1) = 0
(21 + 15p) + -2(p + -1) = 0

Reorder the terms:
21 + 15p + -2(-1 + p) = 0
21 + 15p + (-1 * -2 + p * -2) = 0
21 + 15p + (2 + -2p) = 0

Reorder the terms:
21 + 2 + 15p + -2p = 0

Combine like terms: 21 + 2 = 23
23 + 15p + -2p = 0

Combine like terms: 15p + -2p = 13p
23 + 13p = 0

Solving
23 + 13p = 0

Solving for variable 'p'.

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

Add '-23' to each side of the equation.
23 + -23 + 13p = 0 + -23

Combine like terms: 23 + -23 = 0
0 + 13p = 0 + -23
13p = 0 + -23

Combine like terms: 0 + -23 = -23
13p = -23

Divide each side by '13'.
p = -1.769230769

Simplifying
p = -1.769230769

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