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3 years ago

What is the substitution property of equality

1 answer:

6 0

The substitution property of equality, one of the eight properties of equality, states that if x = y, then x can be substituted in for y in any equation, and y can be substituted for x in any equation.

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A local mechanic charges customers a flat fee of $60 before any work is done and a rate of $85 per hour of labor which equation

Alexus [3.1K]

Answer:

L=85H+60

Step-by-step explanation:

i know

5 0

3 years ago

What is the percent of 225 is 45

kvv77 [185]

Rewrite the question, as follows:

45 is what percent of 225?

Form the ratio 45/225, and then multiply the result by 100%:

0.20(100%) = 20% (answer)

4 0

3 years ago

Read 2 more answers

A chef cooks 9 lbs of chicken for 36 people and 17 lbs of chicken for 68 people

Anastaziya [24]

Answer:

$\frac{1}{4} lbs/person$

Step-by-step explanation:

Here is the complete question: Find the rate of change for the situation:

A chef cooks 9 lbs of chicken for 36 people and 17 lbs of chicken for 68 people.

Given: 1st situation, A chef cook 9 lbs chicken for 36 people.

2nd situation, chef cook 17 lbs chicken for 68 people.

∴ 1st situation, weight of chicken per person= $\frac{9\ lbs}{36\ person} = \frac{9}{36}$

Weight of chicken per person= $\frac{1}{4} lbs/ person$

2nd situation, weight of chicken per person= $\frac{17\ lbs}{68\ person} = \frac{17}{68}$

Weight of chicken per person= $\frac{1}{4} lbs/ person$

In both the situation chef cook same amount of chicken per person, which is $\frac{1}{4} lbs/ person$

∴ Rate of change is $\frac{1}{4} lbs/ person$

5 0

3 years ago

How do you write out.32ft/sec to meters/min

marta [7]

32 ft
this is meters per second >>> 9.7536

6 0

3 years ago

Evaluate this expression: Write only the answer.<br>*<br>12 X (3 + 22) - 2 - 10<br>Your answer

tester [92]

Answer:

288

Hope this helps :)

7 0

2 years ago