How do you solve these?

-2x/3 - x/7 = 17

3/10 + 2x/5 = 1/2

0.65128205128 In fraction form

Michael estimated his mass as 8 kg is his estimate reasonable

Which place do you round to find the rounded number that is closest to 9,760,000?

4 is greater than - y/4

What does x equal in the equation 2x + y - 3z equals - 12

Order from least to greatest: 1/2 3/2 2/5 1/3 (A) 3/2 1/2 2/5 1/3 (B) 3/2 1/2 1/3 2/5 (C) 1/3 2/5 1/2 3/2 (D) 2/5 1/2 1/3 3/2

What percent is 248?

The formula m = 12,000 + 12,000rt 12t gives Keri's monthly loan payment, where r is the annual interest rate and t is the length of the loan, in years. What is Keri's monthly loan payment if she gets a 5% loan for 4 years? $ per month

Mara finished 1/5 assignment on saturday and 3/8 on saturday. what fraction of her assignment did she complete on saturday and sunday

Y + 6.2x = - 13, when x = - 4