How do I solve this system of equations?

-3x-4y-3z=-7

2x-6y+2z=3

5x-2y+5z=9

Below are some of the scores on a math quiz given last week. {84, 75, 76, 80, 48, 75} What will happen to the mean of the quiz scores if the outlier is removed? OA. The mean will increase. OB. The mean will not change. OC. The mean will decrease. OD.

3.3+5 (-7 + 4) step by step process

84 is the same as the total of 355 and f

Sharrah needed a plumber to fix her leak. john's plumbing charges $50 per hour in addition to a service charge of $100. Fix'a has a 200 service fee and charges $25 per hour.

Write 29% as a fraction in simplest form and as a decimal to the nearest hundredth

How many 1020 flats can fit on (2) 8'x4' tables?

Super-yummy soup, inc. wants to paint their entire soup can red, including the top and bottom. if the diameter of the lid (x) is 5 cm, and the height of the can (y) is 9 cm, what is the approximate total surface area that will need to be painted?

H (x) = 4 Find h (x) for each x-value in the table.

A dime has the same value as 10 pennies. Marley brought 290 penniesto the bank. How many dimes did marley get?

Arrange the parabolas with respect tonthe postion of their vertices from left to right