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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

MEAP Preparation - Grade 7 Mathematics
2.62 Subtraction of Binomials - I

Example: (7x-2y) - (5x-3y) = _____ ?
Solution:
Subtracting 5x-3y from 7x-2y is same as adding the additive inverse of 5x-3y to 7x-2y.

The additive inverse of (5x-3y) is (-5x+3y), therefore, add (-5x+3y) to 7x-2y,
7x - 2y - 5x + 3y = 2x + y.

Directions: Solve the following questions. Also write at least 10 examples of your own.
Q 1: (6x-7y) - (7x+6y) = _____ ?
-x-y
x-y
x-13y
-x-13y

 Q 2: (78x-30y) - (7x+2y) = _____ ?
80x-37y
71x+32y
71x-32y
80x+37y

Q 3: (56x-71y) - (60x+7y) = _____ ?
63x+64y
-4x-78y
63x-64y
4x-78y

 Q 4: (7x-7y) - (7x+7y) = _____ ?
-14y
14x+14y
-14x
14x-14y

Q 5: (92x-7y) - (7x) = _____ ?
85x-7y
85x
92x
92x+14y

 Q 6: (72x-91y) - (71x-80y) = _____ ?
x+9y
x-9y
x-11y
-x+11y

Q 7: (22a+71x) - (-72a+72x) = _____ ?
-94a+x
50a-y
94a-x
50a+143y

 Q 8: (21x+82y) - (-72x+80y) = _____ ?
93x-2y
51x+2y
93x+2y
51x+162y

Question 9: This question is available to subscribers only!

 Question 10: This question is available to subscribers only!


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