sophiaphamblinS sophiaphamblinS

24-09-2019
Mathematics

contestada

The lengths (in inches) of two sides of a regular triangle are given by the expressions 5x+40 and 8x-13. Find the length of a side of a triangle.

Respuesta :

luchoprat luchoprat

24-09-2019

Answer:

Length = 128.3

Step-by-step explanation:

The 3 sides of a regular triangle are the same, the 2 sides that are in terms of x are equal:

5x + 40 = 8x - 13

40 + 13 = 8x - 5x

53 = 3x

17.7 = x

The length of a side = 5(17.7) + 40 = 128.3

Answer Link

Otras preguntas

Each one of the following words ends in est. Which one is spelled correctly? a. Sweettest b. Bigest c. Flattest d. Sillyest

Realism was a fairly influential and widespread literary movement in the United States in the latter half of the nineteenth century. Which American writer is am

Using substitution J-3k=3 j=-k+15

How many pairs of whole numbers have a sum of 40

K+9 q=----------- N-S Solve for k

Why would an author choose to include subplots in a story? a. to provide details on the main storyline b. to make the story’s pace much faster c. to add inte

traveling at 45 mph, how many minutes, rounded to the nearest whole number, does it take to drive 240 miles from Orlando to Miami?

4y+12=0 How do I get the two points to be graphed

1. Perimeter of a hexagon with 3.25-m sides. 2. How much are 7 pencils at 3 for $1.65? 3. How much is 7.25 kg at $20 per kilogram? 4. Order 1.53, 150%, 1.49, 1

3. What is the legacy of the Battle of the Hundred Slain/Fetterman Massacre?