Advertisements
Advertisements
Question
Subtract: a (b - 5) from b (5 - a)
Advertisements
Solution
b (5 - a) - a (b - 5) = 5b - ab - ab + 5a
= 5a + 5b - 2ab
RELATED QUESTIONS
Simplify combining like terms: 5x2y − 5x2 + 3y x2 − 3y2 + x2 − y2 + 8xy2 −3y2
Add: 3p2q2 - 4pq + 5, - 10p2q2, 15 + 9pq + 7p2q2
Add: x2 - y2 - 1 , y2 - 1 - x2, 1- x2 - y2
Subtract: 5a2 - 7ab + 5b2 from 3ab - 2a2 -2b2
Add:
9p + 16q; 13p + 2q
Add:
13x2 − 12y2; 6x2 − 8y2
Find the expression to be added with 5a – 3b – 2c to get a – 4b – 2c?
The number of scarfs of length half metre that can be made from y metres of cloth is ______.
Sum of 2 and p is 2p.
At age of 2 years, a cat or a dog is considered 24 “human” years old. Each year, after age 2 is equivalent to 4 “human” years. Fill in the expression [24 + 
(a – 2)] so that it represents the age of a cat or dog in human years. Also, you need to determine for what ‘a’ stands for. Copy the chart and use your expression to complete it.
| Age | [24 +  (a – 2)] |
Age (Human Years) |
| 2 | ||
| 3 | ||
| 4 | ||
| 5 | ||
| 6 |
