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Add these expressions
(3x+15) + (4x+13)

2 Answers

3 votes

Answer:

7x + 28

Explanation:

Line up the columns just like with standard addition. Keep the x numbers in the same columns and keep the integers in their columns. It will look like this:

3x + 15

PLUS 4x + 13

----------------------

7x + 28

User Fhossfel
by
8.5k points
3 votes

Answer:7x+28

Explanation:

User Varicus
by
7.8k points

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