2 years ago

Evaluate the expression 3 x ; for x = 7

Mathematics

2 answers:

gulaghasi [49]2 years ago

6 0

This would become 3(7) because of x = 7 in the original equation of 3x and the answer would be 21.

sineoko [7]2 years ago

4 0

Answer:

3(7)= 21

Step-by-step explanation:

3 x

This means you are multiplying.

x = 7

3(7)= 21

You might be interested in

Squash and Water are mixed in the ratio 1:5. Marion needs to make cups of juice that are 150ml for a party. She anticipates she

PIT_PIT [208]

You need to add 1 and 5 and get 6
do 150 divided by 6
you get 25

6 0

3 years ago

Factorise the following

ASHA 777 [7]

Answer:

4ny²+4n²-4n-8+y⁴-2y²

3 0

3 years ago

I just need the straight up answer lolol

Licemer1 [7]

The correct answer is -5

8 0

3 years ago

A parabola intersects at x-axis at x= 2 and x= 6. What is the x-coordinate of the parabolas vertex?

charle [14.2K]

Answer:

x = 4

Step-by-step explanation:

The vertex is on the line of symmetry. The zeros are located equidistant from the line of symmetry, which is ...

x = (2 + 6)/2 = 4

The x-coordinate of the vertex is x=4.

8 0

3 years ago

If the price of a business math text rose to $120 and this was 10% more than the original price what was the original selling pr

kolezko [41]

Step-by-step explanation:

120*10% =12

10% percent *120

= (10/100)*120

= (10*120)/100

= 1200/100 = 12

120 - 12 = 108.00 is original price of math text

5 0

2 years ago