20. Solve 4 - 2(b - 6) = 12b = 2b = 12b = -2b = -10

Mathematics

2 answers:

spayn [35]3 years ago

4 0

Answer:

b=2

Step-by-step explanation:

4-2b-2*(-6)=12

4-2b+12=12

-12 -12

4-2b=0

+2b +2b

4=2b

:2 :2

b=4:2

b=2

Maurinko [17]3 years ago

3 0

Answer:

Option A is the correct option.

Solution,

$4 - 2(b - 6) = 12 \\ or \: 4 - 2b + 12 = 12 \\ or \: 4 + 12 - 2b = 12 \\ or \: 16 - 2b = 12 \\ or \: - 2b = 12 - 16 \\ or \: - 2b = - 4 \\ or \: b = \frac{ - 4}{ - 2} \\ b = 2$

Hope this helps...

Good luck on your assignment..

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