Seudónimo Seudónimo

22-03-2021
Mathematics

contestada

solve using substitution
x^2 -4x+20=0

Respuesta :

shrutirathore3806 shrutirathore3806

22-03-2021

Answer:

Step-by-step explanation:

x^2 - 4x + 20 = 0

x^2 - 4x = -20

x^2 = 4x - 20

x = 2x - 4.47

-3x = -4.47

x = roughly 1.5

Answer Link

Otras preguntas

Using compatible numbers to estimate 329+64

Which group of people do politicians pay the most attention to in elections

What does the warden wear in the book holes

Blackpool Tower is 158 metres tall a model is being built on a scale of 1:100 how tall is model

What is least to greatest with these following numbers ? -0.615,-5/8,-0.62

Kylie borrowed a book from a library. The library charged a fixed rental for the book and a late fee for every day the book was overdue. The expression below sh

5/6h - 7/12 = -3/4h - 13/6

Which of the following defines adaptation? A. activity that can be observed B. gathering evidence through observation and experimentation C. something that is c

What does the term Milankovitch cycles most closely relate to? a. changes in the seasons over many years b. regular eruptions of volcanoes that cool Earth c. pe

how do you solve -6n-20=-2n+4 (1-3n)