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OpenStudy (anonymous):
Use the substitution method to solve y=4x+5 and y=-2x-7 solve for x and y
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OpenStudy (anonymous):
Because they are both y= equations then 4x+5=2x-7 Subtract 2x from both sides to get 2x+5=-7 Subtract 5 from both sides. 2x=-12 Divide by 2. X=-6
OpenStudy (anonymous):
thank you so much!!!!!
OpenStudy (anonymous):
Yw
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