Quiz about solving literal equations

Question 1

A - B = C

(solve for A)

Accepted Answer

A = C + B

Answer

A = C - B

Answer

A - C = B

Answer

B = A - C

Question 2

A - B = C

(solve for A)

Accepted Answer

A = C + B

Answer

A = C - B

Answer

A - C = B

Answer

B = A - C

Question 3

$$Given\ ax-b=c,\ solve\ for\ x.\ $$

Accepted Answer

$$x\ =\ \frac{c+b}{a}$$

Answer

$$x\ =\ \frac{c-b}{a}$$

Answer

$$x\ =\ \frac{a+b}{c}$$

Answer

$$x\ =\ \frac{c+a}{b}$$

Question 4

IR = V

(solve for R)

Accepted Answer

$$R=\frac{V}{I}$$

Answer

$$R=IV$$

Answer

$$R=\frac{I}{V}$$

Answer

$$R=V-I$$

Question 5

$$Solve\ y\ =\ mx\ +\ b\ for\ x.$$

Accepted Answer

$$x=\frac{\left(y-b\right)}{m}$$

Answer

$$x\ =\ y-\frac{b}{m}$$

Answer

$$x=\frac{y}{m}-b$$

Question 6

Solve for x:

Accepted Answer

x = by + v

Answer

x = yb - v

Answer

x = by - v

Question 7

Solve for y.

Accepted Answer

y=a - b

Answer

$$y=\frac{a}{b}$$

Answer

y=ab

Answer

y=a + b

Question 8

Solve the formula for y.  What is the 1st step?

Accepted Answer

Subtract Ax from each side.

Answer

Subtract B from each side.

Answer

Divide each side by Ax.

Answer

Divide each side by B.

Question 9

$$cy=10$$

Solve for y.

Accepted Answer

$$y=\frac{10}{c}$$

Answer

$$y=10-c$$

Answer

$$y=10c$$

Answer

$$y=10+c$$

Question 10

Solve the formula for y. What is the 1st step?

Accepted Answer

Subtract Ax from each side.

Answer

Subtract B from each side.

Answer

Divide each side by Ax.

Answer

Divide each side by B.

Question 11

IR = V

(solve for R)

Accepted Answer

$$R=\frac{V}{I}$$

Answer

$$R=IV$$

Answer

$$R=\frac{I}{V}$$

Answer

$$R=V-I$$

Question 12

$$W=\frac{A}{L}$$

(solve for A)

Accepted Answer

$$A=LW$$

Answer

$$A=\frac{W}{L}$$

Answer

$$A=W+L$$

Answer

$$A=W-L$$

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