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Math Problems
Grade 7
Complete multiplication and division equations with integers
1
1
1
. If the table below is extended to
20
20
20
days, what would be the population?
\newline
\begin{tabular}{|c|c|}
\newline
\hline Day
(
x
)
(x)
(
x
)
& Population
(
y
)
(y)
(
y
)
\\
\newline
\hline
0
0
0
&
200
200
200
\\
\newline
\hline
1
1
1
&
425
425
425
\\
\newline
\hline
2
2
2
&
570
570
570
\\
\newline
\hline
3
3
3
&
800
800
800
\\
\newline
\hline
4
4
4
&
1035
1035
1035
\\
\newline
\hline
5
5
5
&
1650
1650
1650
\\
\newline
\hline
6
6
6
&
2600
2600
2600
\\
\newline
\hline
\newline
\end{tabular}
\newline
620031
620031
620031
\newline
620032
620032
620032
\newline
620033
620033
620033
\newline
620034
620034
620034
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Pre-Algebra
\newline
Assignment
\newline
Simplify each expr
\newline
1
1
1
)
10
a
+
9
(
a
−
9
)
10 a+9(a-9)
10
a
+
9
(
a
−
9
)
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Write an expression to represent:
\newline
3
3
3
times the sum of
2
2
2
and
x
x
x
.
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