LS Word Problem Skill Check +

Front

Round 56.789 to the nearest tenth.

Back

56.8

Front

Which system of equations represents the situation: Alexandra finds that she can give 3 haircuts and 2 hair dyes in 315 minutes. Giving 2 haircuts and 4 hair dyes takes 450 minutes?

Back

3x + 2y = 315, 2x + 4y = 450

Front

What is the equation for a man descending from 100 feet at 30 feet per minute?

Back

y = 100 - 30x

Front

Which equation represents the number of shirts when both companies charge the same amount: One company charges $9.65 per shirt plus a setup fee of $43, and another company charges $8.40 per shirt plus a $58 fee?

Back

y = 9.65x + 43, y = 8.40x + 58

Front

What is the solution to the equations if they have the same slope and y-intercept?

Back

infinite solutions

Front

What does it mean to round a number?

Back

To adjust the number to a nearby value that is easier to work with, typically to a specified place value.

Front

What is a system of equations?

Back

A set of two or more equations with the same variables.

Front

What does it mean if two equations have no solution?

Back

The lines represented by the equations are parallel and never intersect.

Front

What is the meaning of 'infinite solutions' in a system of equations?

Back

The equations represent the same line, meaning every point on the line is a solution.

Front

How do you determine the slope of a line from an equation in the form y = mx + b?

Back

The slope (m) is the coefficient of x, representing the rate of change.