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Solving Multi-Step Equations
Choose Course
Algebra 1
One-Variable Equations
Solving Multi-Step Equations
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Solving Multi-Step Equations 1.3 - Solution
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a
First, we add
3
to both sides. That leaves us with
8
x
alone on the left-hand side. From here, we'll divide by
8
to isolate for
x
.
8
x
−
3
=
2
1
AddEqn
LHS
+
3
=
RHS
+
3
8
x
=
2
4
DivEqn
LHS
/
8
=
RHS
/
8
x
=
3
b
Solve for
x
by adding
7
to both sides and then divide by
4
.
-
7
+
4
x
=
2
9
AddEqn
LHS
+
7
=
RHS
+
7
4
x
=
3
6
DivEqn
LHS
/
4
=
RHS
/
4
x
=
9
c
Subtract
9
in order to get the
y
-term by itself on the right-hand side of the equation.
-
3
6
=
-
5
y
+
9
SubEqn
LHS
−
9
=
RHS
−
9
-
4
5
=
-
5
y
DivEqn
LHS
/
(
-
5
)
=
RHS
/
(
-
5
)
9
=
y
RearrangeEqn
Rearrange equation
y
=
9