Advertisements
Advertisements
Question
Subtract: - 5y2 from y2
Solution
y2 - (-5y2) = y2 + 5y2 = 6y2
APPEARS IN
RELATED QUESTIONS
Simplify combining like terms: p − (p − q) − q − (q − p)
Add: 4x2y, - 3xy2, - 5xy2, 5x2y
Add: x2 - y2 - 1 , y2 - 1 - x2, 1- x2 - y2
Subtract: 6xy from − 12xy
Subtract: a (b - 5) from b (5 - a)
Add the following algebraic expression:
\[\frac{3}{2}a - \frac{5}{4}b + \frac{2}{5}c, \frac{2}{3}a - \frac{7}{2}b + \frac{7}{2}c, \frac{5}{3}a + \frac{5}{2}b - \frac{5}{4}c\]
Add: 7mn, 5mn
Simplify: p + p + 2 + p + 3 + p – 4 – p – 5 + p + 10
Add the following expressions:
p2 – q + r, q2 – r + p and r2 – p + q
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 + `square` (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 + `square` (a – 2)] | Age (Human Years) |
2 | ||
3 | ||
4 | ||
5 | ||
6 |