3x+9+2=5x9-2 find value of X
Answers
Answer:
Solution We substitute the value 3 for x in the equation and see if the ... 3x + 3 = x + 13, 3x = x + 10, 2x = 10, and x = 5 ... If we wish, we can write the last equation as x = 9
Answer:
Solve for x 9-3x=2(5-2x)-(1-5x)
9
−
3
x
=
2
(
5
−
2
x
)
−
(
1
−
5
x
)
Since
x
is on the right side of the equation, switch the sides so it is on the left side of the equation.
2
(
5
−
2
x
)
−
(
1
−
5
x
)
=
9
−
3
x
Simplify
2
(
5
−
2
x
)
−
(
1
−
5
x
)
.
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Simplify each term.
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Apply the distributive property.
2
⋅
5
+
2
(
−
2
x
)
−
(
1
−
5
x
)
=
9
−
3
x
Multiply
2
by
5
.
10
+
2
(
−
2
x
)
−
(
1
−
5
x
)
=
9
−
3
x
Multiply
−
2
by
2
.
10
−
4
x
−
(
1
−
5
x
)
=
9
−
3
x
Apply the distributive property.
10
−
4
x
−
1
⋅
1
−
(
−
5
x
)
=
9
−
3
x
Multiply
−
1
by
1
.
10
−
4
x
−
1
−
(
−
5
x
)
=
9
−
3
x
Multiply
−
5
by
−
1
.
10
−
4
x
−
1
+
5
x
=
9
−
3
x
10
−
4
x
−
1
+
5
x
=
9
−
3
x
Simplify by adding terms.
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Subtract
1
from
10
.
−
4
x
+
9
+
5
x
=
9
−
3
x
Add
−
4
x
and
5
x
.
x
+
9
=
9
−
3
x
x
+
9
=
9
−
3
x
x
+
9
=
9
−
3
x
Move all terms containing
x
to the left side of the equation.
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Add
3
x
to both sides of the equation.
x
+
9
+
3
x
=
9
Add
x
and
3
x
.
4
x
+
9
=
9
4
x
+
9
=
9
Move all terms not containing
x
to the right side of the equation.
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Subtract
9
from both sides of the equation.
4
x
=
9
−
9
Subtract
9
from
9
.
4
x
=
0
4
x
=
0
Divide each term by
4
and simplify.
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Divide each term in
4
x
=
0
by
4
.
4
x
4
=
0
4
Cancel the common factor of
4
.
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Cancel the common factor.
4
x
4
=
0
4
Divide
x
by
1
.
x
=
0
4
x
=
0
4
Divide
0
by
4
.
x
=
0
x
=
0
Step-by-step explanation: