2x - 2y = 2 and x - y = 1

Is this problem equivalent or not?

Represent each of the following variables in the appropriate letters. Next determine wether the variable has a fixed value or a changed value. a) The score Sarah got in a Mathematics test. b) The distance between the Zen house and the school.

Given the expression 250 (1 2) 1000 2000, which number is a factor? A) 1000 B) 2000 C) 250 D) 2

A customer is making a deposit and would like to receive $25.00 in cash back

Let d (t) be the total number of miles Joanna has cycled and let t represent the number of hours after stopping for a break during her ride d (t) = 12t + 20 so d (4) equals

Factor completely. 0.09y (squared) - 0.81

4. Here are the ingredients needed to make 12 shortcakes. Shortcakes Makes 12 shortcakes 50 g of sugar 200 g of butter 200 g of flour 10 ml of milk Liz makes some shortcakes. She uses 25 ml of milk. (a) How many shortcakes does Liz make?

What is the probability of rolling a summer five when rolling to six sided number cubes 1/9 1/36 1/18 5/36

What what number is between 3 and 4 centimeters

What is 0.125 0.4 0.62 1.05 0.05 from least to greatest

The average grain of salt is 0.0003 meters wide. Rhinovirus, which causes the common cold, is 0.00000003 meters wide. How many times wider is a grain of salt than Rhinovirus?