129k views
24 votes
Given that

7
x

2
y
=
30

Find
x
when
y
=
1

User Raj Advani
by
3.0k points

1 Answer

11 votes

Answer:

7x-2y=30

Find x when y=1

7x-2=30

7x=32

x= 32/7

or decimal form:

4.57 (rounded to the nearest hundredth)

User ElasticThoughts
by
3.5k points