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Help with 3 and 4 plz but with a good explanation

Help with 3 and 4 plz but with a good explanation-example-1
asked
User Xolani
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8.8k points

1 Answer

4 votes
For the 3rd sum

Subtract

(10^5 - 10^2) = 10^3

And for the 4th sum
a) 2(2b+g)

b) b = - 2g/4

c). g = - 4b/2
answered
User Bethany
by
8.3k points

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