What is the value of d? −5.5(d−2)=−12.1 d =

asked Sep 13, 2018 206k views

2 votes

What is the value of d?

−5.5(d−2)=−12.1

d =

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2 votes

-5.5(d-2) = -12.1
Divide both sides by -5.5
d - 2 = -12.1 / -5.5
Add 2 to both sides
d = (12.1 / 5.5) + 2
d = 2.2 + 2
d = 4.2

Mineroot answered Sep 14, 2018

7.8k points

6 votes

divide both sides by -5.5.

simplify -12.1/-5.5 to 2.2.

add 2 to both sides

simplify 2.2 + 2 to 4.2

Answer: d = 4.2

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