Advertisements
Advertisements
Question
Subtract x – 2y – z from the sum of 3x – y + z and x + y – 3z.
Sum
Advertisements
Solution
(3x – y + z) + (x + y – 3z) – (x – 2y – z)
= 3x – y + z + x + y – 3z – x + 2y + z
= 3x + x – x – y + y + 2y + z + z – 3z
= 3x + 2y – z
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Find the sum of 4x2 + 7 − 3x, 4x − x2 + 8 and − 10 + 5x − 2x2.
Evaluate:
3a − (a + 2b)
Evaluate:
(8a + 15b) − (3b − 7a)
Take − ab + bc − ca from bc − ca + ab.
Take `(-3)/2"p"+"q"-"r"` from `1/2"p"-1/3"q"-3/2"r".`
Fill in the blanks:
6 × 3 = .............. and 6x2 × 3x3 = ............
Fill in the blank:
4x × 6x × 2 = .....................
Fill in the blank:
x × 2x2 × 3x3 = .....................
Fill in the blank:
− 5 × − 3x × 5x2 = ..................
The exponent form of a × a × b × b × b is:
