Solve the following system of equations algebraically for all values of a, b, and c.

-3a - b - 3c = - 8

-5a + 3b + 6c = - 4

-6a - 4b + c = - 20

Solve the equation. -6t-7=17 solve for t

At its coldest, Mercury's surface temperature is 300 degrees Fahrenheit below zero. Negative or positive

A bag contains pieces of paper numbered from 5 to 9. A piece of paper is drawn at random. What is the theoretical probability of drawing a number less than 8?

Which expression is equivalent to 16+2*36?

1. Ms. G says that a solution to the equation 2x - 6 = 7x must also be a solution to the equation 5x-6=10x Write a convincing argument why this is true.

How many 20 make 88 dollars

In a right triangle, a and b are the lengths of the legs and c is the length of the hypotenuse. If b = 77 centimeters and c = 85 centimeters, what is the perimeter? If necessary, round to the nearest tenth.

What are the first two terms of the sequence defined recursively by the formula an = (an-1) ^2+4 when a4=1604 A. 2, 8 B. 6, 40 C. D.

Erin filed for chapter 7 bankruptcy when she was 25 years old. How old will she be when the bankruptcy is removed from her credit report?

How many pairs of sides touch each other in a rectangle of 4 squares with 2 rows