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Let’s check out your problem:
Solve for
b
b
b
.
\newline
b
3
+
6
=
7
\frac{b}{3} + 6 = 7
3
b
+
6
=
7
\newline
b
=
b =
b
=
_____
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Math Problems
Grade 8
Solve equations: mixed review
Full solution
Q.
Solve for
b
b
b
.
\newline
b
3
+
6
=
7
\frac{b}{3} + 6 = 7
3
b
+
6
=
7
\newline
b
=
b =
b
=
_____
Subtract
6
6
6
from both sides:
Isolate the variable term
b
3
\frac{b}{3}
3
b
by subtracting
6
6
6
from both sides of the equation.
b
3
+
6
−
6
=
7
−
6
\frac{b}{3} + 6 - 6 = 7 - 6
3
b
+
6
−
6
=
7
−
6
Simplify the equation:
Simplify both sides of the equation.
b
3
=
1
\frac{b}{3} = 1
3
b
=
1
Multiply by
3
3
3
:
Multiply both sides of the equation by
3
3
3
to solve for
b
b
b
.
3
×
(
b
3
)
=
1
×
3
3 \times \left(\frac{b}{3}\right) = 1 \times 3
3
×
(
3
b
)
=
1
×
3
Find the value of
b
b
b
:
Simplify both sides of the equation to find the value of
b
b
b
.
b
=
3
b = 3
b
=
3
More problems from Solve equations: mixed review
Question
What is the amplitude of
\newline
g
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cos
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x
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2
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−
9
?
g(x)=8 \cos \left(5 \pi x+\frac{3 \pi}{2}\right)-9 ?
g
(
x
)
=
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−
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\newline
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What happens to the value of the expression
80
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80-2 r
80
−
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r
as
r
r
r
decreases?
\newline
Choose
1
1
1
answer:
\newline
(A) It increases.
\newline
(B) It decreases.
\newline
(C) It stays the same.
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Question
Solve for
q
q
q
.
\newline
3
(
q
+
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)
=
2
3\left(q+\frac{4}{3}\right)=2
3
(
q
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4
)
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Question
Solve for
f
f
f
.
\newline
0.3
=
0.5
f
−
0.7
0.3=0.5 f-0.7
0.3
=
0.5
f
−
0.7
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Question
Solve for
a
a
a
.
\newline
0.25
a
+
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=
4.5
0.25 a+0.5=4.5
0.25
a
+
0.5
=
4.5
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Posted 9 months ago
Question
Solve for
d
d
d
.
\newline
3
2
=
5
d
−
1
2
\frac{3}{2}=5 d-\frac{1}{2}
2
3
=
5
d
−
2
1
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Posted 9 months ago
Question
Consider the expression
1
3
b
w
h
\frac{1}{3} b w h
3
1
b
w
h
.
\newline
Complete
2
2
2
descriptions of the parts of the expression.
\newline
1
1
1
. The entire expression is the product of
□
\square
□
.
\newline
2
2
2
. In this context,
1
3
\frac{1}{3}
3
1
is a
□
\square
□
.
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Posted 9 months ago
Question
What is the sign of
−
88
13
+
88
13
?
-\frac{88}{13}+\frac{88}{13} ?
−
13
88
+
13
88
?
\newline
Choose
1
1
1
answer:
\newline
(A) Positive
\newline
(B) Negative
\newline
(C) Neither positive nor negative-the sum is zero.
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Posted 9 months ago
Question
What is the sign of
3.456
+
(
−
3.456
)
?
3.456+(-3.456) ?
3.456
+
(
−
3.456
)?
\newline
Choose
1
1
1
answer:
\newline
(A) Positive
\newline
(B) Negative
\newline
(C) Neither positive nor negative-the sum is zero.
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Question
What is the sign of
123
1
23
+
(
−
123
1
23
)
123 \frac{1}{23}+\left(-123 \frac{1}{23}\right)
123
23
1
+
(
−
123
23
1
)
?
\newline
Choose
1
1
1
answer:
\newline
(A) Positive
\newline
(B) Negative
\newline
(C) Neither positive nor negative-the sum is zero.
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