Advertisements
Advertisements
Question
Subtract 3xy + 5yz − 7zx from 5xy − 2yz − 2zx + 10xyz.
Advertisements
Solution
The given expressions are in separate rows, with like terms one below the other, and then the subtraction of these expressions is as follows:
5xy – 2yz – 2zx + 10xyz
3xy + 5yz – 7zx
(–) (–) (+)
________________________
2xy – 7yz + 5zx + 10xyz
APPEARS IN
RELATED QUESTIONS
Simplify combining like terms: - z2 + 13z2 − 5z + 7z3 − 15z
Add: 5m - 7n, 3n - 4m + 2, 2m - 3mn - 5
Add: 3p2q2 - 4pq + 5, - 10p2q2, 15 + 9pq + 7p2q2
Add the following algebraic expression:
\[\frac{3}{2}a - \frac{5}{4}b + \frac{2}{5}c, \frac{2}{3}a - \frac{7}{2}b + \frac{7}{2}c, \frac{5}{3}a + \frac{5}{2}b - \frac{5}{4}c\]
Subtract:
2a2 from − 7a2
Add:
9p + 16q; 13p + 2q
Solve the following equation.
10 = 2y + 5
Find the sum of the following expressions
a + 5b + 7c, 2a + 10b + 9c
The sum of –7pq and 2pq is ______.
Add the following expressions:
p2 – q + r, q2 – r + p and r2 – p + q
