-13p+9(4p-9)=2(10p+9)

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Solution for -13p+9(4p-9)=2(10p+9) equation:


Simplifying
-13p + 9(4p + -9) = 2(10p + 9)

Reorder the terms:
-13p + 9(-9 + 4p) = 2(10p + 9)
-13p + (-9 * 9 + 4p * 9) = 2(10p + 9)
-13p + (-81 + 36p) = 2(10p + 9)

Reorder the terms:
-81 + -13p + 36p = 2(10p + 9)

Combine like terms: -13p + 36p = 23p
-81 + 23p = 2(10p + 9)

Reorder the terms:
-81 + 23p = 2(9 + 10p)
-81 + 23p = (9 * 2 + 10p * 2)
-81 + 23p = (18 + 20p)

Solving
-81 + 23p = 18 + 20p

Solving for variable 'p'.

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

Add '-20p' to each side of the equation.
-81 + 23p + -20p = 18 + 20p + -20p

Combine like terms: 23p + -20p = 3p
-81 + 3p = 18 + 20p + -20p

Combine like terms: 20p + -20p = 0
-81 + 3p = 18 + 0
-81 + 3p = 18

Add '81' to each side of the equation.
-81 + 81 + 3p = 18 + 81

Combine like terms: -81 + 81 = 0
0 + 3p = 18 + 81
3p = 18 + 81

Combine like terms: 18 + 81 = 99
3p = 99

Divide each side by '3'.
p = 33

Simplifying
p = 33

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