Question

please help..... answer me with solution please its a humble request please please ​

Answer 1

Step-by-step explanation:

$(3 {x}^{2} - 4x + 5) - (7 {x}^{2} + x - 3 + 4 {x}^{2} + 3x - 10) \\ = (3 {x}^{2} - 4x + 5) - (11 {x}^{2} + 5x - 13) \\ = 3 {x}^{2} - 4x + 5 - 11 {x}^{2} - 5x + 13 \\ = - 8 {x}^{2} - 9x + 18$

Answer 2

Answer:

(3x

2

−4x+5)−(7x

2

+x−3+4x

2

+3x−10)

=(3x

2

−4x+5)−(11x

2

+5x−13)

=3x

2

−4x+5−11x

2

−5x+13

=−8x

2

−9x+18

Step-by-step explanation:

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