Mathematics
Grade-7
Easy
Question
5d + 4e + 7 + 3d – 4 is equivalent to ________.
- 8d + 4e + 11
- 8de-3
- 8d + 4e + 3
- 8d + 4e – 3
Hint:
Group like terms together and then perform operations .
The correct answer is: 8d + 4e + 3
5d + 4e + 7 + 3d – 4
Like terms 5d,3d
Add like terms
=5d+3d+4e+7-4
=8d +4e -3
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