Advertisements
Advertisements
प्रश्न
How much smaller is 15x – 18y + 19z than 22x – 20y – 13z + 26 ?
योग
Advertisements
उत्तर
The required result is
(22x – 20y – 13z + 26) – (15x – 18y + 19z)
= 22x – 20y – 13z + 26 – 15x + 18y – 19z
= 7x – 2y – 32z + 26
shaalaa.com
Combining like Terms
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Evaluate :
b2y − 9b2y + 2b2y − 5b2y
Add : 8x − 3y + 7z, −4x + 5y − 4z, −x − y − 2z
Add : 3b − 7c + 10, 5c − 2b − 15, 15 + 12c + b
Add : a − 3b + 3; 2a + 5 − 3c; 6c − 15 + 6b
Find the total savings of a boy who saves ₹ (4x – 6y), ₹ (6x + 2y), ₹ (4y – x) and ₹ (y – 2x) for four consecutive weeks.
Subtract : −2x2y + 3xy2 from 8x2y
Subtract : x3 − 4x − 1 from 3x3 − x2 + 6
Take away – 3x3 + 4x2 – 5x+ 6 from 3x3 – 4x2 + 5x – 6
How much less 2a2 + 1 is than 3a2 – 6 ?
The two adjacent sides of a rectangle are 2x2 – 5xy + 3z2 and 4xy – x2 – z2. Find its perimeter.
