Free Printable Lesson 1.5 PRE-Check

Worksheets

Name

Class

Date

Joaquin needs to solve the following equation for $p$ :

$K\ =\ Qp\ -\ m$

What does this mean he has to do?

Cancel out the other variables surrounding $p$ so that $p$ is left alone.

Substitute a value for $p$ and simplify.

Substitute values for all the other variables, and solve for $p$ .

True or false:

Rewriting this equation to solve for $b$ :
$a=b+c$

follows the same math rules as solving:
$x+2=4$

True

False

A problem said:

Solve $P=2L+2W$ for $W$

Which answer is the only one in the correct format for this type of problem ?

Not enough information

$W=6$

$W=6$ , $L=4$ and $P=20$

$W\ =\frac{P-2L}{2}$

Solve $3A\ =\ Q$ for $A$

$QA\ =\ 3$

$A=\frac{Q}{3}$

$A=\frac{3}{Q}$

$A=3Q$

100 %

Similar Resources on Wayground