Algebra year 10

Simplify this expression a + a + a

• 1a

• a

• a³

• 3a

Simplify this expression a + a + a - a

• 2a

• a

• a³

• 3a

Simplify this expression a x a

• 2a

• a

• a³

• a²

Simplify this expression 3 x 3

• 6

• 3

• a³

• 3²

Simplify this expression 2 x 2

• 2²

• 3

• a³

• 3²

Simplify this expression a x a

• 2a

• a²

• a³

Simplify this expression e x e

• e²

• e³

• e⁴

Simplify this expression 2(y + 2)

• 2y + 4

• 2y - 2

• 2y - 4

Simplify this expression 3(y + 2)

• 2y + 4

• 2y - 2

• 2y - 4

• 3y + 6

Simplify this expression 4(y + 2)

• 2y + 4

• 4y - 8

• 4y + 8

• 3y + 6