annah9eoldypshelpo annah9eoldypshelpo
  • 04-01-2017
  • Mathematics
contestada

What is the value of x, when 10(x + 2) = 5(x + 8)?

A) x = 1
B) x = 2
C) x = 4
D) x = 5/6

Respuesta :

mileszsmith mileszsmith
  • 04-01-2017
First, expand the equation:
10x + 20 = 5x + 40

Now, isolate the variables:
10x - 5x = 40 - 20

Add or subtract:
5x = 20

Divide both sides by 5:
x = 4

There you have it!
Answer Link
nedleelormestoire
nedleelormestoire nedleelormestoire
  • 19-10-2021

Answer:

c

Step-by-step explanation:

Answer Link

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