mona360
mona360
03-09-2018
Mathematics
contestada
how do you solve this?
Respuesta :
TheBreeze
TheBreeze
03-09-2018
a) C = 40 + 30t
b) 280 = 40 + 30t
30t = 240
t = 8
The plumber worked 8 hours
Answer Link
churchkeys88
churchkeys88
03-09-2018
C is equal to (30 x t) + 40
C = 30t + 40
we are given that C = 240
280=30t + 40
solve for t
t = 8 hrs
Answer Link
VER TODAS LAS RESPUESTAS ( 59+ )
RELAXING NOICE
Otras preguntas
What provides the heat that drives the formation of igneous and metamorphic rocks?
5. A car service charges $2.40 for driving 1 mile. How much does the company charge for driving 12.45 miles? ) ( $14.85 $24.85 $27.48 $29.88 Show Your Work
3 3/5 into decimal. (with detailed explanation) - (mixed fraction)
Cost of equipment $ 1,260,000 Useful life 5 years Estimated salvage value 60,000 Estimated machine tools to be produced in first year 12,000 Estimated productio
Which of the following is/are correct about molar mass? A. Can be calculated using the elements’ atomic mass in the periodic table B. It is the mass in grams of
show the relationship among the number of valence electrons,electronegativity, and ionization energy?
Two forces are the only forces acting on a 7.2 kg object which moves with an acceleration of 2.7 m/s² in the positive y direction. One of the forces acts in the
A climatograph of the Western Sahara is depicted here which shows the average rainfall, low and high temperatures over the course of a year. Which features of t
Coca-Cola markets PowerAde as a sports drink that competes with Gatorade. Competition for sports drinks is fierce where they are sold in the coolers of convenie
the length of the side for the basic square, and the area of the basic square is the function A(z) = x². In this way, she can customize the designs by making bi
