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OpenStudy (anonymous):
What is the solution of the system of equations? 10x+10y=-5 4x=-5y Solve by substitution.
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OpenStudy (campbell_st):
rewrite the2nd equation by dividing both sides by -1 so -4x = 5y and substitute into the 1st equation remember 10y = 2(5y) hope this helps
OpenStudy (anonymous):
I'm confused but thank you
OpenStudy (anonymous):
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OpenStudy (campbell_st):
ok... so the substitution is 10x + 2(-4x) = -5 collect like terms then solve for x
OpenStudy (anonymous):
Hey I got it, never mind. Thank you
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