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1a + 18 = 7a
2 answers:
1a+18=7a
18=7a-1a
18=6a
6a=18
a=18/6
a=3
Subtract the 1a from the 7a.
1a + 18 = 7a
-1a -1a
you're then left with 18=6a. divide the 6 with the 18 to cancel out.
18=6a
/6a /6a
18 divided by 6 is 3. So your answer is a=3
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Step-by-step explanation:
The right answer is 4 hoped i helped
