3 years ago

35a+140-15a=21a+147 can u solve this I'm having some trouble

2 answers:

6 0

I'm pretty sure a = -7

5 0

35a+140-15a=21a+147
group like terms: 35a-15a-21a=147-140
-1a 7
---- =-----
- -
a = -7

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