Other Topic Mixed Review

Front

What is the first step in solving a system by Substitution?

Back

Make sure at least one equation is solved for one variable.

Front

If $70.00 is earned in 5 hours, how much money is earned in 22 hours of work?

Back

$308

Front

If the graph of the parent function f(x) = x is shifted 7 units down, what is the new equation?

Back

f(x) = x - 7

Front

Given f(x) = 2x + 3, translate the function down 2 and write the new rule.

Back

g(x) = 2x + 1

Front

The gas pressure in a chamber varies directly with the temperature. If the pressure is 150 atm at 50 degrees, what is the pressure at 75 degrees?

Back

225 atm

Front

What does it mean for a quantity to be directly proportional?

Back

It means that as one quantity increases, the other quantity increases at a constant rate.

Front

What is the standard form of a linear equation?

Back

Ax + By = C, where A, B, and C are constants.

Front

How do you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1).

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What is a parent function in mathematics?

Back

A parent function is the simplest form of a function type, from which other functions can be derived.