Connect with a global community of knowledgeable individuals on IDNLearn.com. Ask any question and get a detailed, reliable answer from our community of experts.

Please Help

Which expression is equivalent to a+20+4a−10?

A. 5a+10
B. 5a+30
C. 15a
D. 35a


Sagot :

Answer:

A. 5a+10

Step-by-step explanation:

a + 20 + 4a - 10

= a + 4a + 20 - 10

= 5a + 10

Answer:

5a + 10

Step-by-step explanation:

a + 20 + 4a -10 = a + 4a + 20 - 10

Combine like terms

                          = 5a + 10