Classify the expression: −2x (1 point) Quadratic expression
Linear expression
Cubic expression
Exponential expression

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

Why is causation so much more difficult to prove than correlation?

Determine the equivalent system for the given system of equations: 5x − 3y = 6 x + y = 2