Answer:
1
Step-by-step explanation:
plz mark brainliest
5x^2-19x-36
(2x)(3x) + (2x)(4) - (9)(3x) - (9)(4)
5x^2 + 8x - 27x - 36
5x^2 - 19x - 36
3*(8-5)=(3*8)-(3*5)
20 (6*10^-3=.0006 then divide by .00003)