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Let’s check out your problem:
solve for
x
x
x
in the equation
2
x
+
5
=
17
2x + 5 = 17
2
x
+
5
=
17
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Math Problems
Grade 8
Cube roots of positive perfect cubes
Full solution
Q.
solve for
x
x
x
in the equation
2
x
+
5
=
17
2x + 5 = 17
2
x
+
5
=
17
Subtract
5
5
5
to isolate x:
Subtract
5
5
5
from both sides to isolate the term with
x
x
x
.
2
x
+
5
−
5
=
17
−
5
2x + 5 - 5 = 17 - 5
2
x
+
5
−
5
=
17
−
5
2
x
=
12
2x = 12
2
x
=
12
Divide by
2
2
2
to solve:
Divide both sides by
2
2
2
to solve for
x
x
x
.
2
x
2
=
12
2
\frac{2x}{2} = \frac{12}{2}
2
2
x
=
2
12
x
=
6
x = 6
x
=
6
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