1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard VII
Mathematics
Finding the Value of an Expression
3 a+5 b=26 ; ...
Question
3a + 5b = 26 ; a + 5b = 22
Open in App
Solution
Here is ur ans___________:)
3a+5b=26
a+5b=22
_________
on subtraction signs will change
3a+5b=26
-a-5b=-22
__________
2a=4
a=4/2
a=2
now substituting a=2 in equation 1
3×2+5b=26
6+5b=26
5b=26-6=20
b=20/5
b=4
so a=2 and b=4
Suggest Corrections
12
Similar questions
Q.
Solve
3
a
+
5
b
=
26
;
a
+
5
b
=
22
Q.
Solve the following simultaneous equations.
3
a
+
5
b
=
26
;
a
+
5
b
=
22
Q.
Solve the following
3
a
+
5
b
=
26
;
a
+
5
b
=
27
Q.
Solve the following simultaneous equations
3
a
+
5
b
=
20
;
a
+
5
b
=
22
Q.
Simplify:
(
3
a
−
5
b
)
3
−
(
3
a
+
5
b
)
3
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
Related Videos
Finding the Value of an Expression
MATHEMATICS
Watch in App
Explore more
Finding the Value of an Expression
Standard VII 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