Answer:
(18x^2 -45x-14 x+35) -(15x^2-9x-40x+24)
18x^2-59x+35-15x^2+9x+49x-24
3x^2-10x+11
270
Step-by-step explanation:
9×(-7)=-63
2×(-5)=-10
3×(-8)=-24
5×(-3)=-15
(-63×-10) - (-24×-15) = 630-360 = 270
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Answer:
(18x^2 -45x-14 x+35) -(15x^2-9x-40x+24)
18x^2-59x+35-15x^2+9x+49x-24
3x^2-10x+11
Answer:
270
Step-by-step explanation:
9×(-7)=-63
2×(-5)=-10
3×(-8)=-24
5×(-3)=-15
(-63×-10) - (-24×-15) = 630-360 = 270