Which expression is equivalent to 2(a + 2b) - a - 2b? A. 3a + 2b B. 3a - 2b C. a - 2b D. a + 2b
2 answers:
Answer:
D. a + 2b
Step-by-step explanation:
2(a + 2b) - a - 2b
Expand brackets.
2a + 4b - a - 2b
Combine like terms.
2a - a + 4b - 2b
a + 2b
Answer:
a +2b
Step-by-step explanation:
2(a + 2b) - a - 2b
Distribute
2a +4b -a -2b
Combine like terms
2a -a + 4b-2b
a +2b
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