avae6 avae6
  • 17-03-2020
  • Mathematics
contestada

What is the simplified version of -3(x-7)

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ujalakhan18
ujalakhan18 ujalakhan18
  • 17-03-2020

Answer:

-3x+21

Step-by-step explanation:

Using distributive property

(-3*x)-(-3*7)

-3x-(-21)

-3x+21

Answer Link
yourmumgae2792
yourmumgae2792 yourmumgae2792
  • 17-03-2020

Answer:

x=23

Step-by-step explanation:

You have to multiply -3 to both the x and -7.

that is how you get -3x + 21. (because -3 time -7 = Positive 21.)

then you want to get x by itself which then you would add 3 to both sides giving you X=23.

Answer Link

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