laceygriffo1234 laceygriffo1234

30-01-2021
Mathematics

contestada

Given that
R
=
3
x
+
2
y

Find
x
when
y
=
7
and
R
=
8

Respuesta :

strider574 strider574

30-01-2021

Answer:

-2

Step-by-step explanation:

Hey there!!

if we evaluate the expression it will look like :

3x + 14 = 8

and if we solve it:

3x+14=8

Step 1: Subtract 14 from both sides.

3x+14−14=8−14

3x=−6

Step 2: Divide both sides by 3.

3x/3 = -6/3

x= −2

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