Answer:
11
or
2(5)+2-3
Step-by-step explanation:
if a = 5 and b=2,
you add it into the expression.
2a + b -3 --> 2(5) + 2 - 3
all you have to do is replace the letters with the (given) numbers.
then, solve.
2(5) = 10
2-3= 1
10+1 =11
the answer is 11.
:)
Answer:
The answer will be 9
Step-by-step explanation:
you should just replace the letters with numbers.
I will show you the process,
2a+b-3
=2(5)+2-3
=10+2-3
=12-3
=9
:: The answer is 9.