math
solve the system of equations in three variables -3x+y-z=-10
Fundamentals of math
Thank you so much
Fundamentals of math
solve the system by substitution.. -3x-5y=-17 4x=y-8
Theoretical&Experimental Probability please help!
omg those are all wrong except number one. what the heck man. you need to study.
physics
Answer = A (1. No color, clear) Solids can be clear; ex: an ice cube Liquids can be clear; ex: water Gases can be clear; ex: Hydrogen gas Can't be #2 b/c liquids and gases do not scratch up wood. Can't be #3 b/c gases cannot and liquids do not have bumpy surfaces. Can&...
Chemistry
Calculate the energy of a photon of frequency 35.0 MHz (MHz is a mega hertz or 1 x 106Hz).
Trigonometry
A water wheel has a radius of 15 ft. A river passing through the water wheel turns the wheel at 11 revolutions per minute(rpm). What is the speed of the river in miles per hour?
Trigonometry
A water wheel has a radius of 15 ft. A river passing through the water wheel turns the wheel at 11 revolutions per minute(rpm). What is the speed of the river in miles per hour?
philosophy natural deduction
1. ~(RvR) 2. I> (R*R) ~I
Algebra
I just did that question. its letter C
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