noahbcon noahbcon

02-04-2020
Mathematics

contestada

simplify the expression
3a + 4 + b + 2a + 5 + b

a. 5a + b
b. 7a + 7b
c. 6a + 2b + 9
d. 5a + 2b +9

Respuesta :

belaslim3 belaslim3

02-04-2020

the answer is d. 5a + 2b + 9

Answer Link

vminkook2224 vminkook2224

02-04-2020

Answer:

5a+2b+9

Step-by-step explanation:

=3a+4+b+2a+5+b

=(3a+2a)+(b+b)+(4+5)

=5a+2b+9

Answer Link

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