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4 years ago

What is the value of the expression 2 + 3^2 * (5 -1)

Mathematics

1 answer:

alexgriva [62]4 years ago

8 0

Answer:

Step-by-step explanation:

We are to solve for the expression;

2 + 3² × (5 - 1)

We should aply BODMAS here!

So starting with the brackets;

2 + 3² × 4

Then solving the multiplication part;

3² × 4 = 9 × 4 = 36

Finally adding the integers;

2 + 36 = 38

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Debnil has 6 teaspoons of salt. The ratio of teaspoons to tablespoons is 3:1. How many tablespoons of salt does Debnil have?

forsale [732]

Debnil have 2 tablespoons to salt.

Step-by-step explanation:

Given,

Number of teaspoons of salt = 6

Ratio of teaspoons to tablespoons = 3:1

Let,

x be the number of tablespoon of salt for 6 teaspoons.

Ratio of teaspoons to tablespoons = 6:x

Using proportion

Ratio of teaspoons to tablespoons :: Ratio of teaspoons to tablespoons

$3:1::6:x$

Product of mean = Product of extreme

$6*1=3*x\\6=3x\\3x=6$

Dividing both sides by 3

$\frac{3x}{3}=\frac{6}{3}\\x=2$

Debnil have 2 tablespoons to salt.

Keywords: ratio, proportion

Learn more about proportion at:

#LearnwithBrainly

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3 years ago

Guys plss help me I need it rn plss

OLga [1]

Answer:

First statement: Angles 1 and 3 are vertical angles.

First reason: Definition of supplementary

Second Reason: Vertical angles are congruent

Third Reason: Vertical Angles Theorem

Step-by-step explanation:

Hope this helps: Angles that form an X- Type figure are congruent.

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3 years ago

Helena wants to paint a box in the shape of a cube with sides that are 18 inches long. what is the surface area that Helena will

padilas [110]

Answer:

1944 inche^2

Step-by-step explanation:

18*18 = 324 each face

324*6 = 1944

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3 years ago

The terminal side of an angle<br><br> intersects the unit circle at point

julia-pushkina [17]

Answer:

$- \frac{ \sqrt{2} }{2}$

Step-by-step explanation:

The sine of an angle is equal to the y coordinate point where the terminal side of the angle intersects the unit circle.

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You are spreading fertilizer on a golf course at the rate of 40 pounds per 10000 square feet. If the course is 320 acres, how ma

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I believe the answer is 18,295.2 tons of fertilizer.

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4 years ago