Solve the system by substitution.

y=2x+70

y=-5x

a. 10,-50

b.-10,-50

c. 10,50

d.-10,50

True or False? The first distribution shown below has a smaller standard deviation than does the second distribution. A) 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22. B) 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122

Using 12 as a denominator, what fraction completes the following equation: 1 - 3/4 = ? a. 4/12 c. 2/12 b. 1/12 d. 3/12

Find the product - mnp (3m-5n+7p)

Which decimal is equivalent to the mix number, 3 66/100? Show in numbers how you solved the problem.

Evaluate a/b for a=-6 and b=-2. Answers are: 12 4/3 3 -12

What's (-1,4), y=3x+5?

How much longer would it take a giant tortoise than a cooter turtle to travel 10 meters on land?

1/8 times 1/6 in simplest form

267 to the nearest 100

4.5 (8-x) + 36=102-2.5 (3x+24) what's x?