The answer is A cause 30% is 0.7 and f(n-1) equals the amount being sold the +50 is for every 50 new one and the the 235 is for what they started with
Answer:
20 m²
Step-by-step explanation:
<u>Formula (Area of triangle):</u>
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From the triangle, we can see that the base of the triangle is "7 + 3" m and the height of the triangle is "4" m.
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Simplify the right-hand-side as needed to evaluate the area.
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Therefore, the area of the provided triangle is 20 m².
Learn more about this topic: brainly.com/question/15442893
Answer:
(0,-1)
(1,-5)
(2,-9)
Step-by-step explanation:
y = −4x −1
Let x=0
y = 0-1 = -1 (0,-1)
Let x = 1
y = -4(1) -1 = -4-1 =-5 (1,-5)
Let x = 2
y = -4(2) -1 = -8-1 =-9 (2,-9)
7 + 7 + 5 + 5 (two sides are 7 and two sides are 5) = 24
Answer: 9 fewer
Step-by-step explanation:
Add 13 and 11 which gives you 24. Then add 8 and 7 which gives you 15. Then subtract 24 - 15 which gives you a difference of 9.