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polet [3.4K]
3 years ago
6

Write a numerical expression for the word expression. 100 decreased by 77

Mathematics
1 answer:
Goryan [66]3 years ago
3 0

Answer:

100-77

Step-by-step explanation:

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It costs $3.45 to buy 3/ 4 lb of chopped walnuts. How much would it cost to purchase 7.5 lbs of walnuts?
Dmitry_Shevchenko [17]

Answer:

The cost of the 7.5 lbs of walnuts be $2.16 .

Step-by-step explanation:

As given

It costs $3.45 to buy \frac{3}{4} lb of chopped walnuts.

i.e

\$ 3.45 = \frac{3}{4}\ lb

Now calculate the cost of one pound .

Cost\ of\ one\ pound = \frac{3.45}{\frac{3}{4}}

Cost\ of\ one\ pound = \$ 0.2875

Now calculated the cost of the 7.5 lbs of walnuts .

Cost of 7.5 lbs of walnuts = 7.5 × 0.2875

                                           = $2.16 (Approx)

Therefore the cost of the 7.5 lbs of walnuts be $2.16 .

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Airida [17]

Answer:

Equation: d=12m

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3 years ago
What is the constant of proportionality of 3y = 27x
Misha Larkins [42]

Answer:

9

Step-by-step explanation:

3y = 27x

We want to find k  when y = kx

Divide each side by 3

3y/3 = 27x/3

y = 9x

The constant of proportionality is 9

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Solve for c.<br> 55c+13 &lt; 750 +39
iren [92.7K]

Answer:

c = anything less than 14.1

Step-by-step explanation:

55c+13 < 750 + 39

55c+13 < 789

55c < 776

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What do the difference between the adjacent angle and opposite angle​
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Answer:

The difference between the adjacent angle and the opposite angle is that for the adjacent side is the side next to the reference angle, and for the opposite side is the side directly across from the reference angle.

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