Question

7a-[5b- {3a- (4b-2a - 3b)}]

Answer 1

Hey!

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Answer:

Let's simplify step-by-step.

7a−(5b−(3a−(4b−2a−3b)))

Distribute the Negative Sign:

=7a+−1(5b−(3a−(4b−2a−3b)))

=7a+−1(5b)+−1(−3a)+−1(4b)+−1(−2a)+−1(−3b)

=7a+−5b+3a+−4b+2a+3b

Combine Like Terms:

=7a+−5b+3a+−4b+2a+3b

=(7a+3a+2a)+(−5b+−4b+3b)

=12a+−6b

Answer:

=12a−6b

:)

Step-by-step explanation: