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3 years ago

Solve the equation 68= -7 - 15b

Mathematics

1 answer:

bekas [8.4K]3 years ago

5 0

Isolate the variable by dividing each side by factors that don't contain the variable.

b = -5

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What is the greatest perfect square that is less than 55

Sunny_sXe [5.5K]

Answer:

$\sqrt{49}$

Step-by-step explanation:

$\sqrt{49} =7$

The square root of 49, which is the greatest perfect square that is less than 55.

A perfect square that is the nearest, greater perfect square to $\sqrt{49}$ is $\sqrt{64}$ .

There are no other perfect squares in between $\sqrt{49}$ and $\sqrt{64}$ there are only decimals.

Therefore, $\sqrt{49}$ is your answer.

Proof:

$7^{2} =49$

$8^{2}=64$

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3 years ago

This graph shows fuel consumption for a car during a test run. Three of the statements are true. Which is NOT?

diamong [38]

The answer I got was C = The car used 70 gallons of gas to go 3 miles.

Hope this helps.

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3 years ago

Anna wakes up feeling ill. Her temperature is 102.4°. Her mom gives her some medicine and she sleeps most of the day. At the end

insens350 [35]

Answer: dropped by 2.7°

Step-by-step explanation: 102.4-99.7

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3 years ago

Help me PLZZZZ ITSS EASSYYYYYY

vodka [1.7K]

Answer:

The total cost y of a meal.....

Step-by-step explanation:

The total cost of the meal Y suggests addition, which if you added the x and w portions, you would end up with y.

The other answers suggest subtraction, division, or multiplication, which is not being illustrated by the model.

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3 years ago

A 7th grade math class is having a year end party. So far, 16 students have paid a total of $132.

krek1111 [17]

Answer:

A) 8.25c + 25s = 206.25

B)This contribution affects the equation because it adds money and a person and because she is adding more than the normal amount that each student pays

Step-by-step explanation:

132/16= 8.25

each student paid $8.25

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3 years ago