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Simplify each expression by combining like terms. 21a + (-18b) - 6a + 1lb

Simplify each expression by combining like terms. 21a + (-18b) - 6a + 1lb
asked 56.2k views
5 votes
Simplify each expression by combining like
terms.
21a + (-18b) - 6a + 1lb

asked
User CuongHuyTo
by
7.7k points

1 Answer

3 votes

Answer:

My answer is

21a-18b-6a+11b.

which is 21a-6a-18b+11b.

=15a-7b.

answered
User Francesco Sgaramella
by
8.4k points
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