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System of equations using substitution a-3b=-22 4a+2b=-4

System of equations using substitution a-3b=-22 4a+2b=-4
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5 votes
System of equations using substitution a-3b=-22 4a+2b=-4

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User MMMMS
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1 Answer

5 votes
4a+2b=-4
4a-12b=-88

14b=84
b=-6

a-18=-22
a=-4
answered
User Xiao Jia
by
8.3k points
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