maddi25
maddi25
24-02-2017
Mathematics
contestada
2(A-3)+5A=8(A-1)
Can someone help me and show work
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trishinada63
trishinada63
24-02-2017
2a-6+5a=8a-8
7a-6=8a-8
7a=8a-2
-1a=-2
a=2
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morgeron
morgeron
24-02-2017
use the distributive property 2(A-3) + 5A = 8(A-1)
2(A) + 2(-3) +5A = 8(A) + 8(-1)
2A - 6 + 5A = 8A - 8
Combine like terms 7A - 6 = 8A - 8
isolate the variable -7A -7A
new equation -6 = A -8
add 8 to both sides +8 +8
answer 2 = A
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