Click the correct answer (True & False).
Click the correct answer.
What is the sum of $$12mn$$ and $$-16mn$$?
$$28mn$$
$$4mn$$
$$-28mn$$
$$-4mn$$
The expression $$46x^{2}$$ is subtracted from $$-2x^{2}$$. What is the value of the difference for $$x = 1$$?
$$-48$$
$$48$$
$$-44$$
$$44$$
What is the sum of $$3x$$ and $$13x$$?
$$10x$$
$$39x^{2}$$
$$16x^{2}$$
$$16x$$
What is the sum of $$\frac{2}{3}k$$ and $$10k$$?
$$\frac{3}{28}k$$
$$\frac{28}{3}k$$
$$\frac{32}{3}k$$
$$\frac{3}{32}k$$
What is the value of $$\left (-5 \right ) \times \left (-41xy \right )$$?
$$-205xy$$
$$205xy$$
$$105xy$$
$$-105xy$$
What is the value of $$\left (-3x^{3} \right) \times \left (5y^{2}z \right)$$?
$$-15x^{3}y^{2}z$$
$$15x^{3}y^{2}z$$
$$15x^{3}y^{3}z$$
$$-15x^{3}y^{3}z$$
Click the correct answer.
The product of $$4x^{2}$$ and $$3x$$ is
.
$$12x^{3}$$
$$12x$$
$$12x^{2}$$
If $$x = y$$, then $$x + 5 =$$
.
$$y + 5$$
$$y - 5$$
$$5 - y$$
The algebraic form of $$3$$ times $$y$$ plus $$11$$ is
.
$$3y + 11$$
$$3y - 11$$
$$3 + y + 11$$
$$3ab + 2ab =$$
$$5a^{2}b^{2}$$
$$5ab$$
$$6ab$$
$$-3x^{2}y \times (-4) =$$
$$12x^{2}y$$
$$-12x^{2}y$$
$$-7x^{2}y$$
$$-3 + 2x^{2} =$$
$$-\left(3 + 2x^{2} \right )$$
$$-\left(2 - 3x^{2} \right )$$
$$-\left(3 - 2x^{2} \right )$$
$$-\left(2 + xy \right ) =$$
$$-2 + xy$$
$$-2 - xy$$
$$2 - xy$$
$$5x^{2}y - \frac{11}{13}x^{2}y =$$
$$\frac{65}{13}x^{2}y$$
$$\frac{76}{13}x^{2}y$$
$$\frac{54}{13}x^{2}y$$
