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poizon [28]
3 years ago
15

What is 3 times the sum of a and b? This needs to be written as an algebraic expression!

Mathematics
2 answers:
FinnZ [79.3K]3 years ago
5 0

3*a*b is the answer to this equation


mihalych1998 [28]3 years ago
3 0

times means multiply,  sum means add.

3(a +b)

<em>= 3a + 3b after distributing the 3</em>

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pentagon [3]

Answer:

To paint the room with dimension 30 ft by 50 ft by 50 ft is 26.67 gallon    

Step-by-step explanation:

Given as :

The Length of wall = L = 50 ft

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Let the amount o gallon required to paint the room = x

SO, Area of four wall = 2 × ( L + W ) × H

Or, Area of four wall = 2 × ( 50 + 30 ) × 50

Or, Area of four wall = 2 × ( 80 ) × 50

SO, Area of four wall = 8000  ft²

∵ To paint 300 sq ft the amount of paint required = 1 gallon

∴ To paint 8000 sq ft the amount of paint required = 26.67 gallon

Hence ,to paint the room with dimension 30 ft by 50 ft by 50 ft is 26.67 gallon      answer  

6 0
3 years ago
Someone help me with this
qwelly [4]

Answer:

D

Step-by-step explanation:

there are 9 digits.

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3 0
2 years ago
Problem-solving Practice
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