Question

-21x/7-5x=24 Solve the Equation. Pls explain.

Answer 1

x = -3

Answer 2

−21x
7
−5x=24
−3x+−5x=24
(−3x+−5x)=24(Combine Like Terms)
−8x=24
−8x=24

Answer 3

:( Pepe Pls

Answer 4

Divide both sides by -8.
−8x
−8
=
24
−8
x=−3

Answer 5

get it?

Answer 6

I don't get the first part. What did you do to 21x/7

Answer 7

well 21x/7 - 5x = 24

Answer 8

ok wait

Answer 9

i shall await you here

Answer 10

ok so let make 21 3 so -3x-5x=?

Answer 11

still here?

Answer 12

yes

Answer 13

so i divide a coeficient with a constant. and i get - 3x - 5x = 24. Ok ty so much that makes it a lot easier. I did not know i could do that.

Answer 14

X=-3

Answer 15

TY gr8 teaching