chloecolleen chloecolleen

02-04-2020
Mathematics

contestada

Duive.
1. Eight is added to a number and the sum is doubled, the result is -11 less than the number. Find
the number

Respuesta :

devishri1977 devishri1977

02-04-2020

Answer:

-27

Step-by-step explanation:

Number be x

Eight added to number: x+8

sum is doubled: 2*(x + 8)

-11 less than number: x -11

2*(x + 8) = x -11

2*x + 2*8 = x - 11

2x + 16 = x - 11

2x - x = -11 -16

x = -27

Answer Link

Otras preguntas

Mr. Morgan has five daughters. They were all born the number of years apart as the youngest daughter is old. The oldest daughter is 8 years older than the youn

Piggy says now we've really got a beast who is she talking about

13C and 14C are isotopes of 12C, which has 6 electrons, 6 protons, and 6 neutrons. What is the arrangement of subatomic particles in 14C? 6 electrons, 7 protons

Who is sohcahtoa joe from Csi: Geometry Trig

what is a procedure that tests a hypothesis by collecting information under controlled conditions

Use logarithmic differentiation to find dy/dx: y=((x^3)(2x+3)^1/2) / (x-2)^2

The table shows exam scores of students who watched a certain number of hours of television per week: Hours of TV 1 2 3 4 5 6 7 8 9 10 Exam Score 98 96 95 94 90

A salesman traveled 736 miles on 32 gallons of gas. How far can be traveled on 128 gallons of gas?

Which statements accurately describe West African kingdoms of the 1300s and 1400s? Choose all answers that are correct. A. Benin relied on trade with its nearby

The Reeds are moving across the country. Mr. Reed leaves 4.5 hours before Mrs. Reed. If he averages 70 mph and she averages 85 mph, how long will it take Mrs. R