What is the value of a in the equation 5 a minus 10 b equals 45, when b equals 3?
Answers
Answered by
4
Answer:
15
Step-by-step explanation:
5a-10b=45, we substitute b as 3
5a-30=45
5a=75
a=15
Answered by
4
Answer:
the value of a is 15
Step-by-step explanation:
Equation 5a-10b=455a−10b=45 , when b=3.
To find : What is the value of a ?
Solution :
Equation, 5a-10b=455a−10b=45
Substitute the value of b=3,
5a-10(3)=455a−10(3)=45
5a-30=455a−30=45
5a=45+305a=45+30
5a=755a=75
a=\frac{75}{5}a=
5
75
a=15a=15
Therefore, The value of a is 15.
Similar questions