SOLUTION: Use linear combinations to solve the system of linear equations. 2q=7-5p 4p-16=q

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Question 176237: Use linear combinations to solve the system of linear equations.
2q=7-5p
4p-16=q
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.2q=7-5p
2.4p-16=q
We can use eq. 2 directly and substitute into eq. 1 to solve for p.
1.2q=7-5p
2%284p-16%29=7-5p
8p-32=7-5p
13p=39
highlight%28p=3%29
From eq. 2,
2.4p-16=q
4%283%29-16=q
q=12-16
highlight%28q=-4%29