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Pre-Algebra Examples
Step-by-Step Examples
Pre-Algebra
Variables Expressions and Integers
Simplify
−
7
(
y
−
7
)
-
7
(
y
-
7
)
Step 1
Apply the
distributive property
.
−
7
y
−
7
⋅
−
7
-
7
y
-
7
⋅
-
7
Step 2
Multiply
−
7
-
7
by
−
7
-
7
.
−
7
y
+
49
-
7
y
+
49
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⎡
⎢
⎣
x
2
1
2
√
π
∫
x
d
x
⎤
⎥
⎦
[
x
2
1
2
π
∫
x
d
x
]
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