4 years ago

Please answer this correctly

Mathematics

1 answer:

Damm [24]4 years ago

8 0

Answer:

Step-by-step explanation:

5 th grade ixl

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BRAINLIEST!!! 20 POINTS<br> What is the rate of change?

kvv77 [185]

Answer:

The rate of change is $15/day

Step-by-step explanation:

The rate of change, using the points (1,60) and (5,120)

m= (y2-y1) / (x2-x1)

= (120-60)/ (5-1)

= 60/4

= 15

The rate of change is $15/day

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3 years ago

2/3 cup of sugar for every 4 tablespoons

svetlana [45]

Answer:

2.6 (6 is recurring)

Step-by-step explanation:

2/3 x 4

= 2.6

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3 years ago

Solving quadratic equations by factorization: 2x^2+5x-7=0 (step by step)

ch4aika [34]

Answer:

x = 1 ; x = -7/2

Step-by-step explanation:

$2x^2 + 5x - 7=0\\=> 2x^2 - 2x + 7x - 7=0\\=> 2x(x - 1) + 7(x - 1)=0\\=> (x - 1) (2x + 7)=0\\$

Here the sol. of x =

1) x - 1 = 0

=> x = 1

2) 2x + 7 = 0

=> 2x = -7

=> x = -7/2

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4 years ago

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solmaris [256]

Answer:

Step-by-step explanation:

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3 years ago

A man buys a goat for $60 than he sells it for $70 he buys the same goat for $80 than sells it for $90 how much money does the m

castortr0y [4]

Answer: The man has 10$.

Step-by-step explanation:

We start with the number 60. He sells the goat for 70 dollars, and makes a 10 dollar profit. Then, he buys it for 80$, leaving him with 0. But then he sells it for 90$, making another profit of 10$.

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4 years ago