수와 연산 전체 문제

Use Variables and Algebraic Symbols

In the following exercises, translate the following from algebra to English.

$a\ne 7\cdot 4$

In the following exercises, determine if each is an expression or an equation.

$6\cdot 3+5$

In the following exercises, determine if each is an expression or an equation.

$y-8=32$

Simplify Expressions Using the Order of Operations

In the following exercises, simplify each expression.

${3}^{5}$

Simplify Expressions Using the Order of Operations

In the following exercises, simplify each expression.

${10}^{8}$

In the following exercises, simplify

$6+10/2+2$

In the following exercises, simplify

$9+12/3+4$

In the following exercises, simplify

$20\div (4+6)\cdot 5$

In the following exercises, simplify

$33\div (3+8)\cdot 2$

In the following exercises, simplify

${({4}^{2}+{5}^{2})}^{2}$

In the following exercises, simplify

${(4+5)}^{2}$

Evaluate an Expression

In the following exercises, evaluate the following expressions.

$9x+7$ when $x=3$

Evaluate an Expression

In the following exercises, evaluate the following expressions.

$5x-4$ when $x=6$

Evaluate an Expression

In the following exercises, evaluate the following expressions.

${x}^{4}$ when $x=3$

Evaluate an Expression

In the following exercises, evaluate the following expressions.

${3}^{x}$ when $x=3$

Evaluate an Expression

In the following exercises, evaluate the following expressions.

${x}^{2}+5x-8$ when $x=6$

Evaluate an Expression

In the following exercises, evaluate the following expressions.

$2x+4y-5$ when $x=7,y=8$

Simplify Expressions by Combining Like Terms

In the following exercises, identify the coefficient of each term.

$12n$

Simplify Expressions by Combining Like Terms

In the following exercises, identify the coefficient of each term.

$9{x}^{2}$

In the following exercises, identify the like terms.

$3n,{n}^{2},12,12{p}^{2},3,3{n}^{2}$