Solving equations with variables on both sides Quiz 1

Question 1

Solve $$6x - 2 =  - 7x + 14$$ for $$x$$.

Accepted Answer

$$\dfrac{{16}}{{13}}$$

Answer

$$\dfrac{{14}}{{13}}$$

Answer

$$\dfrac{{14}}{{15}}$$

Answer

$$\dfrac{{11}}{{15}}$$

Question 2

Simplify $$4(x - 1) =  - 3\left( {x + 3} \right)$$ and solve for $$x$$.

Accepted Answer

$$ - \dfrac{5}{7}$$

Answer

$$ - 3$$

Answer

$$\dfrac{7}{5}$$

Answer

$$\dfrac{5}{{12}}$$

Question 3

Solve $$3(5 - x) = 2(9 - 3x)$$ for $$x$$.

Accepted Answer

$$1$$

Answer

$$2$$

Answer

$$3$$

Answer

$$ - 1$$

Question 4

Mark the correct value of $$x$$ from $$\dfrac{{11}}{3}(2x - 1) = 2x + 3\left( {x + 2} \right)$$.

Accepted Answer

$$\dfrac{{29}}{7}$$

Answer

$$\dfrac{7}{9}$$

Answer

$$ - \dfrac{9}{7}$$

Answer

None of these

Question 5

If $$x = 2$$ is a solution to the equation $$4\left( {2x + 5} \right) + k = 3x + 15$$, then the value of $$k$$ is

Accepted Answer

$$ - 15$$

Answer

$$20$$

Answer

$$2$$

Answer

$$5$$