mikesavage129 mikesavage129

26-02-2021
Mathematics

contestada

Select the equation(s), where 9 is a solution.

A 9+3x=36

B 57=6x+3

C 4x+3=43

D4x=49

Respuesta :

ekerlin14 ekerlin14

27-02-2021

Answer:

a and b

Step-by-step explanation:

a)

9+3x=36

3x=27

x=9

b)

57=6x+3

54=6x

9=x

c)

4x+3=43

4x=40

x=10

d)

4x=49

x=12.25

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