Advertisements
Advertisements
प्रश्न
Add: -7mn + 5, 12mn + 2, 9mn - 8, -2mn - 3
Advertisements
उत्तर
(-7mn + 5) + (12mn + 2) + (9mn - 8) + (-2mn - 3)
= -7mn + 5 + 12mn + 2 + 9mn - 8 − 2mn - 3
= -7mn + 12mn + 9mn - 2mn + 5 + 2 - 8 - 3
= mn (-7 + 12 + 9 - 2) + (5 + 2 - 8 - 3)
= 12mn - 4
APPEARS IN
संबंधित प्रश्न
Subtract 3xy + 5yz − 7zx from 5xy − 2yz − 2zx + 10xyz.
Add: 14x + 10y - 12xy - 13, 18 - 7x - 10y + 8xy, 4xy
Subtract: a (b - 5) from b (5 - a)
Subtract:
2a − b from 3a − 5b
Add:
3y2 − 10y + 16; 2y − 7
Find the sum of the following expressions
a + 5b + 7c, 2a + 10b + 9c
Simplify: n + (m + 1) + (n + 2) + (m + 3) + (n + 4) + (m + 5)
Find the expression to be added with 5a – 3b – 2c to get a – 4b – 2c?
Add the following expressions:
p2 – q + r, q2 – r + p and r2 – p + q
Write two different algebraic expressions for the word phrase “`(1/4)` of the sum of x and 7.”
