deloriswade11
deloriswade11
07-09-2016
Mathematics
contestada
what is 4a+7b+3a-2b+2a;a=-5 and b=3
Respuesta :
SuperLegend
SuperLegend
07-09-2016
4a+7b+3a-2b+2a
Substitute all of the variables for the numbers given
4(-5)+7(3)+3(-5)-2(3)+2(-5)
Multiply all of the variables by their coefficient
-20+21-15-6-10
Combine like terms
Final Answer: -30
Answer Link
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