mattylala90ozttp7 mattylala90ozttp7

22-11-2017
Mathematics

contestada

Bob is 80 miles ahead moving at 50 mph and joe is traveling at 70 mph. How long for Joe to catch Bob?

Respuesta :

Ruthorse Ruthorse

22-11-2017

80 + 50x = 70x
80 + 50x - 50x = 70x -50x
80 = 70x - 50x
80 = 20x
80/20 = 20x/20
x = 4 hours

Answer Link

xpertthief592 xpertthief592

22-11-2017

4 hours is the answer

Hope this helps :)

Answer Link

Otras preguntas

write the slope intercept equation for the line that passes through (-8,11) and is perpendicular t 2x -7y=14

Find 3 consecutive numbers where the product of the smaller two numbers in 19 less than the square of the largest number?

find the rational number halfway between 5/16 and 7/8

16x=10(x+1)=26(+1)-16

For all real numbers x and y, if x # y = x(x-y), then x # (x # y) =My question is, how does x # (x # y) = 8 and how does it also equal to x(squared) - x(cub

what is the exact value of sin 22.5 degrees using the sum, difference, half, or double angle formulas and the exact value chart in the solution.

Alfred is practicing typing. The first time he tested himself, he could type 23 words per minute. After practicing for a week, he could type 26 words per minute

Find the roots of the equation by completing the square: 3x^2-6x-2=0. Prove your answer by solving by the quadratic formula.

A two digit number is 4 times the sum of its digits and twice the product of its digit.FIND THE NUMBER

determine the equation of a circle having a diameter with endpoints at (12,-14) and(2,4)