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Mathematics

Grade-7

Easy

Question

Combine like terms 3x + 2x + 3y - 7y

5x + 10y
5x + 4y
5x - 4y
5x - 10y

hint Hint:

Like terms have same variables raised to same exponent

The correct answer is: 5x - 4y

Given Equation is 3x + 2x + 3y - 7y
Step 1 :
Combine like terms.
3x + 2x + 3y - 7y = ( 3 + 2 )x + ( 3 - 7 ) y = 5x – 4y

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