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Let’s check out your problem:
Solve for
m
m
m
.
9
m
+
7
=
8
m
9m + 7 = 8m
9
m
+
7
=
8
m
m = ____
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Math Problems
Algebra 1
Solve linear equations with variables on both sides
Full solution
Q.
Solve for
m
m
m
.
9
m
+
7
=
8
m
9m + 7 = 8m
9
m
+
7
=
8
m
m = ____
Isolate variable
m
m
m
:
Subtract
8
m
8m
8
m
from both sides to isolate the variable
m
m
m
on one side.
\newline
9
m
+
7
−
8
m
=
8
m
−
8
m
9m + 7 - 8m = 8m - 8m
9
m
+
7
−
8
m
=
8
m
−
8
m
\newline
m
+
7
=
0
m + 7 = 0
m
+
7
=
0
Solve for m:
Subtract
7
7
7
from both sides to solve for
m
m
m
.
\newline
m
+
7
−
7
=
0
−
7
m + 7 - 7 = 0 - 7
m
+
7
−
7
=
0
−
7
\newline
m
=
−
7
m = -7
m
=
−
7
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How many solutions does the following equation have?
\newline
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