5 donuts and 2 cups of hot chocolate costs $24. 2 donuts and 3 cups of hot chocolate costs $14. How much does each donut and each cup of hot chocolate cost?

What is the anwers for 9+2x=5x-3-x

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true

The product of 3 and a number increased by 8 is 31