Equations

Hong Kong

Stage 1 - Stage 3

Write an algebraic expression to represent $\frac{1}{8}$18 of a number. Let the variable $x$`x` represent the number.

Easy

Less than a minute

The sum of $x$`x` and $10$10 is $25$25.

Construct an equation and find the value of $x$`x`.

The difference between $x$`x` and $18$18 is $27$27.

Construct an equation and find the value of $x$`x` given that $x>18$`x`>18.

Determine whether the following statement is true or false.

The algebraic expression for "$2$2 less than a number" is the same as the algebraic expression for "a number decreased by $2$2."

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