edean
edean
23-08-2017
Mathematics
contestada
7(x-8)-8(x-7)=x+7-(x-3)
Respuesta :
apologiabiology
apologiabiology
23-08-2017
remeber, you can do anything to an equation as long as you do it to both sides
also, -(x-3) means -1(x-3), don't forget to distribute
so distribute first
7x-56-8x+56=x+7-x+3
combine like terms
-x=10
x=-10
wow, that simplified fast
Answer Link
amayanelson
amayanelson
23-08-2017
-x=10
x=-10, just combine like terms!
Answer Link
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