Solve for this x+y=13 and make x and y subject of the formula
Answers
Answered by
0
Answer:
Step-by-step exy
=
x
−
13
7
Explanation:
To solve for
y
, rearrange the current equation so that
y
is by itself on one side of the
=
sign.
x
−
7
y
=
13
x
=
13
+
7
y
x
−
13
=
7
y
x
−
13
7
=
y
So
y
is equivalent to
x
−
13
7
Answer link
Jim G.
Apr 28, 2018
y
=
−
1
7
(
13
−
x
)
Explanation:
leave - 7y on the left and all other terms on the right
subtract x from both sides
x
−
x
−
7
y
=
13
−
x
⇒
−
7
y
=
13
−
x
divide both sides by
−
7
−
7
y
−
7
=
13
−
x
−
7
⇒
y
=
−
1
7
(
13
−
x
)planation:
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