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3 years ago

13

Please help on this one question

2 answers:

ddd [48]3 years ago

6 0

<h2><u>Answer:</u></h2>

9ab+3a

<h2><u>Step-by-step explanation:</u></h2>

First Simplify:

(2a+a)*(3b+1)

2a*3b=6ab
a*3b=3ab
1*2a=2a
1*a=a

Combine like terms:

6ab+3ab=9ab

2a+a=3a

Add it all up:

9ab+3a

Done!!!

Nonamiya [84]3 years ago

3 0

Answer:

9ab+3a

Step-by-step explanation:

2a*3b=6ab

2a*1=2a

a*3b=3ab

a*1=a

adding everything together=6ab+2a+3ab+a=9ab+3a

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3 years ago

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STatiana [176]

Answer:

11/13

Step-by-step explanation:

3/13, 5/13, 7/13, 9/13, <u>11/13</u>

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GrogVix [38]

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3 years ago

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OLga [1]

Answer:

D. 78°

Step-by-step explanation:

50°+28°= 78°

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3 years ago