Advertisements
Advertisements
प्रश्न
Subtract x – 2y – z from the sum of 3x – y + z and x + y – 3z.
Advertisements
उत्तर
(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
APPEARS IN
संबंधित प्रश्न
Subtract the first term from the second:
4.8b, 6.8b
Find the sum of 4x2 + 7 − 3x, 4x − x2 + 8 and − 10 + 5x − 2x2.
Evaluate:
(5x − 3y) − (x + y)
Evaluate:
(8a + 15b) − (3b − 7a)
From the sum of 3a – 2b + 4c and 3b – 2c subtract a – b – c.
Subtract the sum of x + y and x – z from the sum of x – 2z and x + y + z
The sum of two expressions is 3a2 + 2ab – b2. If one of them is 2a2 + 3b2, find the other.
Fill in the blanks:
5 × 4 = .............. and 5x × 4y = ............
Fill in the blanks:
12 × 4 = .............. and 12ax2 × 4ax = ............
Fill in the blank:
− 5 × − 3x × 5x2 = ..................
