5p+7-4=-21

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Solution for 5p+7-4=-21 equation: 


Simplifying
5p + 7 + -4 = -21

Reorder the terms:
7 + -4 + 5p = -21

Combine like terms: 7 + -4 = 3
3 + 5p = -21

Solving
3 + 5p = -21

Solving for variable 'p'.

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

Add '-3' to each side of the equation.
3 + -3 + 5p = -21 + -3

Combine like terms: 3 + -3 = 0
0 + 5p = -21 + -3
5p = -21 + -3

Combine like terms: -21 + -3 = -24
5p = -24

Divide each side by '5'.
p = -4.8

Simplifying
p = -4.8

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