Simplify the expression
a). 2a – 20 – 4 – 5 + a
b). 2 – 8y + 4y + 4 – 3
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Answer:
a). 3a - 29
b). -4y + 3
Step-by-step explanation:
a). 2a – 20 – 4 – 5 + a
Add 2a and a.
3a - 20 - 4 - 5
Subtract 4 from -20
3a - 24 - 5
Subtract 5 from -24
3a = 29
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b). I'm done typing.
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