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SCORPION-xisa [38]
3 years ago
10

— 2x — 6 = 3x — 21 Help me anyone

Mathematics
2 answers:
Ksenya-84 [330]3 years ago
6 0

Answer:

x=3

Step-by-step explanation:

-2x-6=3x-21

Add 21 to both sides of the equation

  • -2x-6+21=3x-21+21
  • -2x+15=3x

Add 2x to both sides of the equation

  • -2x+2x+15=3x+2x
  • 15=5x

Divide each side by 5 to isolate x

  • 15÷5=5x÷5
  • 3=x
stich3 [128]3 years ago
3 0

Answer:

Step-by-step explanation:

-2x+3x=-21+6

or x=-15

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