Evaluate Expressions With Variables
Middle School Math · Flashcards · Application
MIDDLE SCHOOL MATH · FLASHCARDS
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QUESTION
What is the value of
7
+
3
(
x
−
4
)
7+3(x-4)
7
+
3
(
x
−
4
)
when
x
=
4
x=4
x
=
4
?
QUESTION
What is the value of
n
−
1
3
\frac{n - 1}{3}
3
n
−
1
when
n
=
10
n = 10
n
=
10
?
QUESTION
What is the value of
2
x
2
2x^2
2
x
2
when
x
=
−
3
x=-3
x
=
−
3
?
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ANSWER
18
18
18
.
2
(
−
3
)
2
=
2
(
9
)
=
18
2(-3)^2 = 2(9) = 18
2
(
−
3
)
2
=
2
(
9
)
=
18
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