All Algebra 1 Resources
Example Questions
Example Question #31 : Proportions
Solve for
.
To solve for
, we just cross-multiply.
We have
.We get
.Example Question #1161 : Algebra 1
Solve for
.
To solve for
, we just cross-multiply.
We have
.We get
.Example Question #1162 : Linear Equations
Solve for
.
To solve for
, we just cross-multiply.
We have
.We now have
.Divide both sides by
, we get .Example Question #1163 : Linear Equations
Solve for
.
To solve for
, we just cross-multiply.
We have
.We now have
.Divide both sides by
, we get .Example Question #1164 : Linear Equations
Solve for
.
To solve for
, we just cross-multiply.
We have
.We now have
.Divide both sides by
, we get .Example Question #31 : Proportions
Solve for
.
To solve for
, we just cross-multiply.
We have
.We now have
.Divide both sides by
, we get .Example Question #1166 : Linear Equations
Solve for
.
To solve for
, we just cross-multiply.
We have
.We now have
.Take square root on both sides. Remember, when we do that the answer is
.Two negative or two positive numbers multiplied can give us a positve value.
is the answer to that perfect square and we add the positive and negative sign to get .Example Question #1167 : Linear Equations
To solve for
, we just cross-multiply.
We have
.When multiplying a negative and positive number, our answer is negative.
We now have
.We can divide both sides by
to get .Take square root on both sides. Remember, when we do that the answer is
. Two negative or two positive numbers multiplied can give us a positve value. is the answer to that perfect square and we add the positive and negative sign to get .Example Question #31 : Proportions
Solve for
.
To solve for
, we just cross-multiply.
We have
.Remember we treat the expression and place into a parantheses. We take care of the parantheses first and distribute the
.We have
.Subtract both sides by
.We get
.Example Question #32 : Proportions
Solve for
.
To solve for
, we just cross-multiply.
We have
.Remember we treat the expression and place into a parantheses. We take care of the parantheses first and distribute the
.We have
.Add both sides by
.We have
.Then divide both sides by
.We get
.Certified Tutor
Certified Tutor
All Algebra 1 Resources
