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Let’s check out your problem:
Simplify the expression:
\newline
7
m
+
−
10
m
+
−
7
m
7m + -10m + -7m
7
m
+
−
10
m
+
−
7
m
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Math Problems
Grade 8
Add and subtract like terms
Full solution
Q.
Simplify the expression:
\newline
7
m
+
−
10
m
+
−
7
m
7m + -10m + -7m
7
m
+
−
10
m
+
−
7
m
Combine like terms:
Combine like terms by adding the coefficients of
m
m
m
together.
7
m
+
(
−
10
m
)
+
(
−
7
m
)
=
7
m
−
10
m
−
7
m
=
(
7
−
10
−
7
)
m
=
−
10
m
7m + (-10m) + (-7m) = 7m - 10m - 7m = (7 - 10 - 7)m = -10m
7
m
+
(
−
10
m
)
+
(
−
7
m
)
=
7
m
−
10
m
−
7
m
=
(
7
−
10
−
7
)
m
=
−
10
m
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