3 years ago

Three times the sum of a number and seven is negative thirty-six. What is the number?

Mathematics

2 answers:

Katarina [22]3 years ago

7 0

Answer:

n =-19

Step-by-step explanation:

3* (n+7) = -36

Distribute

3n+21 = -36

Subtract 21 from each side

3n+21-21 = -36-21

3n = -57

Divide by 3

3n/3 = -57/3

n =-19

12345 [234]3 years ago

3 0

It would be -19 for this question

You might be interested in

A square has an area of 144 sq. units. how long is its perimeter?

Arada [10]

Formula for Area of a square:

$\boxed {\boxed {\text {Area = Length x Length}}}$

Given that the area is 144 unit²:

$\text {Length}^2 = 144$

$\text {Length} = \sqrt{144} = 12 \text { units}$

Formula for Perimeter of a square:

$\boxed {\boxed {\text {Perimeter = 4 x Length }}}$

$\text {Perimeter = } 4 \times 12 = 48 \text { units}$

$\boxed { \boxed { \text {Answer: The perimeter is 48 units.}}}$

6 0

3 years ago

during a pickup basketball game the ratio of players on the red team to players on the blue team was 5:6. Write whether each sta

UNO [17]

Answer:

false

Step-by-step explanation:

thats not fair for the other team

7 0

3 years ago

5x^{2} -60 = 20<br><br> Solve by using the quadratic formula <br> PLZ help

almond37 [142]

Answer: x=4,-4 Solve the equation for x by finding a, b, and c of the quadratic then applying the quadratic formula

3 0

3 years ago

Andrea has 18 yards of fabric.How many 4-inch pieces can she cut from her original piece

AnnZ [28]

162 4 inch pieces of fabric

7 0

3 years ago

Read 2 more answers

Are of circle find.

Andreas93 [3]

Answer:

379.94

Step-by-step explanation:

11 squared is 122

Times 3.14 is 379.94

5 0

3 years ago