1.3 - 1.5 Review

Front

What is the solution to the equation 5 - 6x = 13 - 6x?

Back

No solution, as both sides simplify to the same expression.

Tags

CCSS.8.EE.C.7A

Front

How do you solve for 'a' in the equation 3u = 3a + 3?

Back

a = u - 1.

Tags

CCSS.HSA.REI.B.3

Front

What is the formula to solve for 'x' in the equation u = x - k - y?

Back

x = u + k + y.

Tags

CCSS.HSA.REI.B.3

Front

How do you isolate 'a' in the equation u = ak + b?

Back

a = (u - b) / k.

Tags

CCSS.HSA.CED.A.4

Front

What is the expression for 'a' when z = a + m?

Back

a = z - m.

Tags

CCSS.HSA.REI.B.3

Front

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

Back

It means that there are no values for the variable that can satisfy the equation.

Tags

CCSS.8.EE.C.7A

Front

What is the first step in solving a linear equation?

Back

Isolate the variable on one side of the equation.

Tags

CCSS.7.EE.B.4A

Front

How can you check if your solution to an equation is correct?

Back

Substitute the solution back into the original equation to see if both sides are equal.

Tags

CCSS.6.EE.B.5

Front

What is the principle of balancing equations?

Back

Whatever you do to one side of the equation, you must do to the other side to maintain equality.

Tags

CCSS.6.EE.B.7

Front

What is the significance of isolating a variable in an equation?

Back

It allows you to express one variable in terms of others, making it easier to solve for that variable.

Tags

CCSS.HSA.CED.A.4