What is wrong with this equation?? The question is 7x+5y=14
X+8y=21

The measure of an angle is 117°. what is the measure of a supplementary angle?

What is the benefit of converting measures in a ratio to the same unit

What's for breakfast? all people who ate at a certain restaurant were surveyed as to what they ordered on a particular sunday morning. 40 ate eggs 42 ate sausage 32 ate pancakes 13 ate sausage and eggs 15 ate pancakes and sausage 11 ate eggs and pancakes 6 ate all three items 3 people didn't eat any of the items how many people ate only pancakes? how many people ate at the resturant that morning? how many people didn't eat eggs?