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Alika [10]
3 years ago
9

What is 100-A + 20 -70

Mathematics
2 answers:
Keith_Richards [23]3 years ago
8 0

Answer:

The answer is 50 - a.

Step-by-step explanation:

1) Collect like terms.

- a + (100 + 20 - 70)

2) Simplify.

50 - a

<u>Therefor</u><u>,</u><u> </u><u>the</u><u> </u><u>answer</u><u> </u><u>is</u><u> </u><u>50</u><u> </u><u>-</u><u> </u><u>a</u>.

algol [13]3 years ago
6 0

Answer:

A=50

Step-by-step explanation:

assuming you mean 100-A+20-70=0

you need to solve for A, which means add all your numbers together and isolate A.

-A+50=0

A=50

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