udyellora udyellora

22-03-2019
Mathematics

contestada

3/7x + 5 = 8
a: 7 2/3
b: 1 2/7
c: -7
d: 7

Respuesta :

LunaTheCat LunaTheCat

22-03-2019

Answer:

d

Step-by-step explanation:

3/7x+5=8

subtract 5 from both sides

3/7x=3

multiple 7/3 from both sides to cancel out 3/7 and get x alone

x= 7

Answer Link

princesskaatee princesskaatee

22-03-2019

D. 7

3/7x + 5 = 8

-5 -5

3/7x = 3

7•3/7x = 3•7

3x = 21

3x/3 = 21/3

x = 7

Answer Link

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