Hello :
the sum is arithmetic secquence of common -diff is :
(-7)-(-5) =(-5)-(-3) = (-3)-(-1) =-2 = d
the first term is : a1 = -1
<span>the formula of the sum : S= (n/2)(a1 +an)
n is number of term an = a1+(n-1)d</span>
Answer:
42 degrees
Step-by-step explanation:
Angles in a triangle equal 180
180-(37+90)=53
Angles on a line equal 180
180-53=127
127=3b+1
126=3b
b=42
42 degrees
It would take 20 min to wash so 20 times 6 120 then u add 60 bc there is 6 cars and it takes 10 min to dry each of them off
Answer:
200 + (10 y)
Step-by-step explanation:
martin 200 * 5 and divide by 100 =10 per year interest 240 =M
cary 200 + 10=210 =C
200 + (10 y)
<span>Write an equation in the standard form to represent the total rent (y) that Sam has to ... is the y-intercept of the function, and what does this tell you about the car?</span><span>
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