2p+4q-r=7

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Solution for 2p+4q-r=7 equation:


Simplifying
2p + 4q + -1r = 7

Solving
2p + 4q + -1r = 7

Solving for variable 'p'.

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

Add '-4q' to each side of the equation.
2p + 4q + -4q + -1r = 7 + -4q

Combine like terms: 4q + -4q = 0
2p + 0 + -1r = 7 + -4q
2p + -1r = 7 + -4q

Add 'r' to each side of the equation.
2p + -1r + r = 7 + -4q + r

Combine like terms: -1r + r = 0
2p + 0 = 7 + -4q + r
2p = 7 + -4q + r

Divide each side by '2'.
p = 3.5 + -2q + 0.5r

Simplifying
p = 3.5 + -2q + 0.5r

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