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OpenStudy (anonymous):
Expand then evaluate when x=4 and y=-1 4(3-2x+7y) a. 8 b. -12 c. -48 d. 4
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OpenStudy (anonymous):
8
OpenStudy (anonymous):
The first thing you want to do is re-right the problem 4(3-2*4+7*1)
OpenStudy (anonymous):
-48 4(3-2x+7y) 4(3-2*4+7*-1) 4(3-15) 4(-12) -48
OpenStudy (anonymous):
After that you just use the order of operation and the Your done :)
OpenStudy (anonymous):
no your wrong...
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