Question 1023808
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b + g = 26
b + 4 = g
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Substitute the expression g = b + 4 from the second equation into the first one. You will get

b + (b+4) = 26,   or

2b + 4 = 26,      and then

2b = 26 - 4 = 22.

Hence, b = {{{22/2}}} = 11.

At last, g = b + 4 = 11 + 4 = 15.
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