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Makovka662 [10]

2 years ago

8

Which expression is equivalent to 3a+9a+7b-b

1 answer:

LuckyWell [14K]2 years ago

3 0

Answer:

12a+6b

Step-by-step explanation:

3a+9a+7b-b

Combine like terms

3a+9a +7b-b

12a +6b

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Divide 5/9 round to the nearest tenth

zhenek [66]

Answer:

0.55

Step-by-step explanation:

5 divided by 9 = 0.55

3 0

3 years ago

Read 2 more answers

A bale of fabric is 189 metres long. If lengths of 15 metres, 36 metres and 29 metres are cut off, how much fabric is left?.

Xelga [282]

Answer:

109 metres

Step-by-step explanation:

1. Do 15+36+29 which equals 80

2. Do 189-80 and u get 109

Hope this helps :3

5 0

2 years ago

Please help.<br> If you could put your work in the answer that would<br> Be greatly appreciated.

AleksandrR [38]

Answer:

38°

because it is equal.

GJ=21

JH=21

GJ=JH

∠GFJ =∠HFJ

∠GFJ =38°

∠HFJ=38°

6 0

2 years ago

Akikta bought 25 trees for $15.40 each. Chloe bought 35 trees for $14.30 each. What was the difference between the total amounts

cupoosta [38]

Answer: $115.50

Step-by-step explanation:

500.5-385 = x

3 0

3 years ago

Let z = 5. What is the value of (10 + 25) ÷ z?

Murrr4er [49]

Answer:

<h2>A. 7</h2>

Step-by-step explanation:

Put z = 5 to the expression (10 + 25) ÷ z:

(10 + 25) ÷ 5 = 35 ÷ 5 = 7

5 0

3 years ago