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Math Problems
Algebra 1
Add and subtract polynomials
Subtract.
\newline
(
7
a
2
+
9
a
+
8
)
−
(
8
a
+
1
)
(7a^2 + 9a + 8) - (8a + 1)
(
7
a
2
+
9
a
+
8
)
−
(
8
a
+
1
)
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Subtract.
\newline
(
8
p
2
+
6
)
−
(
2
p
2
+
1
)
(8p^2 + 6) - (2p^2 + 1)
(
8
p
2
+
6
)
−
(
2
p
2
+
1
)
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Add.
\newline
(
4
s
2
+
2
s
+
7
)
+
(
3
s
+
7
)
(4s^2 + 2s + 7) + (3s + 7)
(
4
s
2
+
2
s
+
7
)
+
(
3
s
+
7
)
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Solve the following for `x`
\newline
2
(
2
x
+
1
)
=
7
x
2^{(2x+1)}=7^{x}
2
(
2
x
+
1
)
=
7
x
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Factorise.
3
x
2
+
5
x
+
2
=
0
3x^{2}+5x+2=0
3
x
2
+
5
x
+
2
=
0
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Solve the equation:
2
x
−
36
−
2
x
=
6
\sqrt{2x}-\sqrt{36}-2x=6
2
x
−
36
−
2
x
=
6
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3
x
+
3
x
2
−
1
\frac{3 x+3}{x^{2}-1}
x
2
−
1
3
x
+
3
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20
÷
5
×
2
−
(
6
+
2
)
×
7
20 \div 5 \times 2-(6+2) \times 7
20
÷
5
×
2
−
(
6
+
2
)
×
7
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Factor completely.
\newline
3
x
2
+
4
x
−
7
3 x^{2}+4 x-7
3
x
2
+
4
x
−
7
\newline
Answer:
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(
3
x
+
27
)
(
19
x
+
12
)
(3x+27)(19x+12)
(
3
x
+
27
)
(
19
x
+
12
)
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Subtract.
\newline
(
9
a
+
5
)
−
(
2
a
+
4
)
(9a + 5) - (2a + 4)
(
9
a
+
5
)
−
(
2
a
+
4
)
\newline
____
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