want the answer to check how I'm doing at these problems

want the answer to check how I'm doing at these problems

-[-|-3|(-2-m)-4]=-2[9-3-m)-2m]

Jane’s cell phone plan is $40 per month plus $.15 per minute for each minute over 200 minutes of call time. If Jane’s cell phone bill is $58.00, for how many extra calling minutes was she billed?...

A math quiz consists of 30 questions. The first 20 questions are worth 4 points each. The last 10 questions are worth 7 points each. No points will be deducted for each wrong answer. Justin scores...

A 50-ft-long piece of crime scene tape is cut into two pieces so that one piece is two-thirds as long as the other. How long is each piece?

Needs to be written in algebraic expression form.

on Wednesday, harry sold 3 times as many candy bars as on Tuesday. On Thursday, he sold 5 times as many bars on Wednesday. He sold a total of 152 candy bars. how many did he sell each day?

The answer would either be: ~No Solution ~Exactly One Solution ~Infinite Many Solutions ~Cannot be determined from a graph

The value of a boat is $23,400. It loses 8% of its value every year. Find the approximate monthly percent decrease in value. Round your answer to the nearest hundredth of a percent.

how many three hour and how many four hour classes were paid for?

you have to write and solve an inequality that represents how long it will take for the temperature to reach at least 36 degrees

I am confused on how to set up and solve the equation for this problem

-2x+3y=9 z-c/c=d

a number to a ratio of 4 ,decreases b eight

I am looking for y

A man is 5 times his daughters age. In 7 years he will be 3 times her age. What are their ages now?

AM STUCK ON THIS QUESTION FOR A WHILE, SO WITH ALL RESPECT CAN SOMEONE HELP ME?

how do i translate this sentence into an equation?

Write the equation

Matt has 50 red blue and green marbles. he has 6 more red than blue and 4 fewer green than blue. How any blue marbles does Matt have?