Solve the equations

1. 2 (3x + 5) = 46

2. 1/2 x + 1/4 x = 16

3. 6 - x - x = 18

4. 4x - 3/5 = 2/5

5. x - 13 + 4x = 22

6. - 36 = - 6 (2x - 14)

7. 2 + x/-10 = 2/5

There are 5 marbles in a bag 3 are green, and 2 are yellow you a marble, do not replace it, and then draw another. What is The probability of choosing green both times?

Mary is 3 years older than Sarah. winifred is twice as old as Mary. Altogether thei ages total 89. How old is Sarah

The sum of four consecutive odd numbers is 56

n monitoring lead in the air after the explosion at the battery factory, it is found that the amounts of lead over a 6 day period had a standard error of 1.91. Find the margin of error that corresponds to a 95% confidence interval.

What is 448 rounded to the nearest 10

If an odd number is greater than 1 and less than 10, then it has no other factors than 1 and itself.

Use mental math to find the value of 15/124·230/30:230/124

Emma scored a 75% on her math test if there are 60 questions on the test how many did she get correct

The Frederick country fair costs $15.00 to get in and $2.50 per ride, while the Montgomery County Fair costs $10.00 to get and $3.00 per ride.

The product of three consecutive even integers is 39,168. a. Write the polynomial that represents this problem. b. What are the consecutive odd integers?