24-02-2017
Mathematics

contestada

Solve for x:
3x-13+8x+10+x=72

Respuesta :

KaylaBrainly KaylaBrainly

24-02-2017

The correct answer is 25/4.
Hope this helps!!! (The slash represents a fraction bar)

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24-02-2017

So we first group the like terms
3x + 8x + x - 13 + 10 = 72
We now make x the subject
3x + 8x + x = 72 + 13 -10
Evaluate
12x = 75
x = 75/12
x = 6.25

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