caity2006
10.02.2020 •
Mathematics
18 points will mark brainliest
what is the area of a triangular wall that has a base length of 2.4 m and a height of 6m?
A 14.4m2
B 7.2m2
C 16.8m2
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Ответ:
Ответ:
5x^2+7x-26
Step-by-step explanation:
(3x-4)(2x+2)-[x-6(x-3)]
6x^2+6x-8x-8-[x^2-3x-6x+18]
6x^2-2x-8-[x^2-9x+18]
6x^2-2x-8-x^2+9x-18
5x^2+7x-26