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12345 [234]
3 years ago
11

Step by step explanation pls?? :d

Mathematics
2 answers:
ss7ja [257]3 years ago
8 0

Answer:

-7/15

Step-by-step explanation:

You want to isolate the d variable so you take out anything on the side of d to make d alone. To make d isolate the 15/42 has to go.

So...multiply

\frac{15}{42}* \frac{42}{15}  right side

the answer to the equation above is 1. d is now alone, because 1*d is just d.

Since you multiplied 42/15 on the right, you've to do the same thing on the left.

\frac{42}{15}*(-\frac{1}{6})  left side

Divide the 6 by itself and also by 42. Or multiply the numerator and denominator.

The answer you get is -7/15.

Katarina [22]3 years ago
6 0
-7/15 look at the other answer
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