CFA - Equations 8.E.E.7

Front

Solve the equation for m: 8 + m = 6

Back

m = -2

Front

Does this equation have one solution, no solution, or infinitely many solutions? 3(x-2) = 3x + 7

Back

No Solution

Front

Solve the equation for x: 5x + 40 = 7x + 12

Back

x = 14

Front

Solve the equation for n: 7n - 10 = 2n + 5

Back

n = 3

Front

Does this equation have one solution, no solution, or infinitely many solutions? 6x - 9 = 2(3x - 2) - 5

Back

Infinitely many solutions

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What does it mean for an equation to have no solution?

Back

It means there are no values for the variable that make the equation true.

Front

What is a solution to an equation?

Back

A value that, when substituted for the variable, makes the equation true.

Front

What does it mean for an equation to have infinitely many solutions?

Back

It means there are countless values for the variable that satisfy the equation.

Front

How do you isolate a variable in an equation?

Back

By performing inverse operations to both sides of the equation.