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25-10-2018
Mathematics

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please help solve this problem the - is a negative sign. (2b+-7)+5(b+-3)

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CylieTbh CylieTbh

25-10-2018

Answer:

Step-by-step explanation:

(2b+-7)+5(b+-3)

Multiply 5 throughout the second parentheses

(2b-7)+(5b-15)

Add 2b and 5b

7b-7-15

Subtract -7 and -15

7b-22

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