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2 years ago

14

Item 4

1 answer:

Vikentia [17]2 years ago

3 0

Answer:

Step-by-step explanation:

The constant of proportionality is the same thing as the slope when the y intercept is 0.

y1 = 27.6

y2 = 82.8

x1 =2

x1 = 6

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

m = (82.8 - 27.6)/(6,2)

m = 55.2/4

m = 13.8

The constant of proportionality = 13.8

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kicyunya [14]

Answer:

25

Step-by-step explanation:

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5 0

3 years ago

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inysia [295]

Answer:

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Step-by-step explanation:

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3 years ago

LEvaluate the expression for x=5, y=-3 and z=7<br> 9x - 5y +4

kramer

Answer:

64

Step-by-step explanation:

Substitute the values in the equation.

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3 0

3 years ago

Read 2 more answers

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olga_2 [115]

Answer:

66

Step-by-step explanation:

6x + 8y + 6

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Replace the letters with the numbers:

6(2) + 8(6) +6

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3 years ago

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3 years ago