" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2.(6a+15b) - (9a-10b) = 6a+15b-9a+10b = -3a +25b
3. 15p + 18q - 17 - (12p - 7q + 6) = 15p+18q-17-12p+7q-6 = 3p + 25q -23
4. 4p - 11q -9r - (-8p + 10q -9r) = 4p - 11q -9r +8p-10q+9r = 12p - 21q
5. (7y2 + 6y - 5 ) -(-5) ( 4y2 - 2y + 8 ) = 7y² +6y -5 + 20y²-10y +40 = 27y²-4y +35
2.+3a-25
3.+3p-25q-23
4.12p-21q-r