lucas6225 lucas6225
  • 29-07-2019
  • Mathematics
contestada

— 2х = 5 + 10
4х + 10 = — 20

Respuesta :

BasketballEinstein
BasketballEinstein BasketballEinstein
  • 31-07-2019

Answer:

[-7½, 0]

Step-by-step explanation:

The top equation is pretty much already done for you:

-2x = 15 [Divide by -2]

x = -7½

Now of course, you have to check the bottom equation:

4[-7½] + 10 = -20

-30 + 10 = -20 ✅

I am joyous to assist you anytime.

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