91Ó°ÊÓ

Identify the terms, like terms, coefficient and constant terms. Also simplify the expression

$4x+2+5x$

Evaluate the expression.Justify each of your steps.

$7  ·  1  +  0$

Solve the equation. Check your solution.

$-r=38$

Perform the indicated operation.

$-4.8\left(0.1\right)$

Solve the equation. Check your solution.

$n\text{ }-\text{ }72\text{ }=\text{ }72$

Simplify the expression.

$\text{ â¶Ä‰}3\left(x+7\right)+2x$

Use the distributive property to evaluate the expression.

$6  (  -  2.3  +  3.8  )$

Perform the indicated operation.

$-11.7\left(-6.82\right)$

Evaluate the expression. Justify each of your steps.

$45+29+55$

Match the equation with the corresponding question. Then solve

$n+3=12$ A. 3 times what number equals 12?

$3n=12$ B. What number divided by 3 equals 12?

$3=n+12$ C. What number plus 3 equals 12?

$\frac{n}{3}=12$ D. 3 equals what number plus 12?