Algebra
UK Secondary (7-11)
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Build algebraic expressions

Interactive practice questions

Which pair(s) of terms sum(s) to $-5x$5x?

Select all the correct options.

$-5x$5x and $-x$x

A

$-2x$2x and $-3x$3x

B

$4x$4x and $-9x$9x

C

$-6x$6x and $2x$2x

D

$-5x$5x and $-x$x

A

$-2x$2x and $-3x$3x

B

$4x$4x and $-9x$9x

C

$-6x$6x and $2x$2x

D
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Write the following as a mathematical expression and simplify.

"Add $2x-4$2x4 to $5x+6$5x+6."

Write the following as a mathematical expression and simplify.

"Subtract $7x-8$7x8 from $2x-4$2x4."

Translate the phrase into a mathematical expression using $x$x as the variable, and simplify.

"eight times a number, added to the sum of the number and seven"

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