Answer: 42
Step-by-step explanation:
Multiply 4*7 and get 28 then add 42+28 and get 70
Answer:
slope: -3/4 y-intercept: 3 equation: y=(-3/4)x+3
Answer:
41x² - 27x + 27
Step-by-step explanation:
Perimeter of Rectangle:
= 2(20x²-12x+4) + 2(5x²-5x+15)
= 40x²-24x+8 + 10x²-10x+30
= 50x²-34x+38
Perimeter of Triangle:
= 6x²+6x+3x+3+3x²-2x+8
= 9x²+7x+11
Difference:
(50x²-9x²)+(-34x+7x)+(38-11)
= 41x² - 27x + 27
the answer would be A.) C+15