1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard VIII
Mathematics
Factors of Algebraic Expressions and Factorisation
Solve for x:9...
Question
Solve for
x
:
9
x
+
2
=
720
+
9
x
Open in App
Solution
Step : Finding teh value of
x
9
x
+
2
=
720
+
9
x
9
x
×
9
2
−
9
x
=
720
(
∴
a
m
+
n
=
a
m
×
a
n
)
⇒
9
x
×
81
−
9
x
=
720
⇒
(
81
−
1
)
.9
x
=
720
⇒
80.9
x
=
720
⇒
9
x
=
720
80
=
9
9
x
=
9
1
∴
x
=
1
Hence, the value of
x
is 1.
Suggest Corrections
21
Similar questions
Q.
Solve :
9
x
=
2
=
720
+
9
x
Q.
Solve
9
x
+
2
=
720
+
9
x
Q.
If
9
x
+
2
=
720
+
9
x
, find the value of
(
4
x
)
1
/
x
.
Q.
Solve for
x
:
12
−
9
x
+
8
(
−
3
−
9
x
+
4
)
=
8
Q.
Solve for
x
:
9
x
4
−
27
x
2
−
36
=
0
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Explore more
Factors of Algebraic Expressions and Factorisation
Standard VIII Mathematics
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app