Advertisements
Advertisements
Question
Subtract: 3p + 5 from p – 2q + 7
Advertisements
Solution
p – 2q + 7 – (3p + 5) = p – 2q + 7 + (– 3p – 5)
= p – 2q + 7 – 3p – 5
= p – 3p – 2q + 7 – 5
= (1 – 3)p – 2q + 2
= – 2p – 2q + 2
APPEARS IN
RELATED QUESTIONS
Subtract: −2(xy)2 (y3 + 7x2y + 5) from 5y2 (x2y3 – 2x4y + 10x2)
The subtraction of 5m from −3m is _____________
What should be subtracted from 2m + 8n + 10 to get – 3m + 7n + 16?
If we subtract –3x2y2 from x2y2, then we get ______.
Subtract:
2ab2c2 + 4a2b2c – 5a2bc2 from –10a2b2c + 4ab2c2 + 2a2bc2
Subtract the following expressions:
–a2 – ab from b2 + ab
Subtract the following expressions:
–4x2y – y3 from x3 + 3xy2 – x2y
To what expression must 99x3 – 33x2 – 13x – 41 be added to make the sum zero?
If A = 3x2 – 4x + 1, B = 5x2 + 3x – 8 and C = 4x2 – 7x + 3, then find:
B + C – A
If P = –(x – 2), Q = –2(y + 1) and R = –x + 2y, find a, when P + Q + R = ax.
