Advertisements
Advertisements
Question
Simplify: 8 [m + 2n-p – 7 (2m -n + 3p)]
Advertisements
Solution
8 [m + 2n - p – 7 (2m - n + 3p)]
= 8 [m + 2n - p- 14m + 7n - 21p]
= 8m+ 16n - 8p - 112m + 56n – 168p
= 8m – 112m + 16n + 56n - 8p – 168p
= -104m + 72n – 176p
APPEARS IN
RELATED QUESTIONS
Identify the terms, their coefficients for the following expressions.
0.3a − 0.6ab + 0.5b
Identify the term, their coefficients for the following expression:
0.2x − 0.3xy + 0.5y
Group the like term together: 7p, 8pq, – 5pq – 2p and 3p
Add : 18pq – 15pq and 3pq
Simplify: -5ax2 + 7ax2 – 12ax2
Subtract the second expression from the first:
10abc, 2a2 + 2abc - 4b2
The coefficient of the term – 6x2y2 is – 6.
Common factor of 11pq2, 121p2q3, 1331p2q is 11p2q2.
Identify the term and its factor in the following expression.
Show the term and factor by tree diagram.
− ab + 2b2 − 3a2
Observe the following nutritional chart carefully:
| Food Item (Per Unit = 100g) | Carbohydrates |
| Rajma | 60g |
| Cabbage | 5g |
| Potato | 22g |
| Carrot | 11g |
| Tomato | 4g |
| Apples | 14g |
Write an algebraic expression for the amount of carbohydrates (in grams) for 2x units tomatoes and y units apples.
