exponential growth and decay

exponential growth and decay

Write an algebraic expression let w represent the width of the rectangle

The cost of the program includes a one-time registration fee of $45 and a fee of $9 per lesson. If the average cost per music lesson is $12 and Justine has taken x classes, which equation represents...

A person X can clean up all the crime in the city in a 10 hour work shift. Person Y can clean up all the crime in the city in a 12 hour work shift. If Person Y starts working at 9am and Person X joins...

One third of a sum of 5 times a number and 3 is less than one fourth the sum of six times that number and 5

-9+4(4+x)=(-9+4)+x

I only need help on finding the inequalities and how to form them

I don't understand this question and how to go about solving it.

I need this answered before 2:30 today so I can solvbe my math equations if any one can help I would really like it because I'm complete stuck

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given the point (0,5) and has a slope of -3, what is the slope intercept form?

The line with m = 2/3 and passing through (1, 1).

A) parallel B) perpendicular C) neither

Must show all work. Solve using system of equations

this is an algebra 3 question on study island, for my math teacher who is very strict and who needs this answer to pass this class with flying colors!

The line including (3, 1)and (-2, 3).

Henry got thirsty and drank 1/2 the water in his canteen. Later, he drank 1/3 of what remained, etc. Mortimer, with a canteen of the same size, drank 1/2 the contents on the first drink, 1/2 of what...

A) (4, 0) B) (0, 4) C) all points on the line

True or False?

A) 2 B) 2/3 C) 3/2