P183724252 P183724252

23-07-2018
Mathematics

contestada

What is the answer?
xy = 30
and x + y = 18

Respuesta :

Аноним Аноним

23-07-2018

from second equation y = 18-x so:-

x(18 - x) = 30

x^2 - 18x + 30 = 0

x = 16.14, 1.86

when x = 16.14 y = 18-16.14 = 1.86

when x = 1.86, y = 16.14

so one variable = 16.14 and the other = 1.86 Answer

Answer Link

Otras preguntas

Franklin's mother is making 6 snack bags for his camp out. She will put 18 cherry fruit rolls and 18 grape fruit rolls into the bags. If se puts the same number

what is 2tens 1one × 10 in a unit form

What is the amount of money an item is increased above the original price?

lance measured 0.485 liter of water. Angel measured 0.5 liter of water. lance said, "My beaker has more water than yours because my number has three decimal pla

Start at 4 create a pattern that multiplies each number by 2 and subtract 1

Why did the allies attack civilian and military targets in Japan

The surface of water can act like a sort of skin due to a property of liquids called a. viscosity. b. surface tension. c. condensation. d. evaporation.

800 is how many, ones

round 7.954 to the nearest tenths

4/2 = what is the answer