sam6191
sam6191
28-01-2021
Mathematics
contestada
(b) Solve using algebra.
7x - 13 = x + 8
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drkhan
drkhan
28-01-2021
Answer:
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beccamadeline1
beccamadeline1
28-01-2021
So you start by taking the 13 and add that to the 8 so underneath that write 7x = x + 21. Then you take away the x from the right side and take it away from 7x so now u have 6x then u divide the 21 by 6 to get the answer so it should be x = 3.5
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