Quiz about Combine Like Terms (year 8)

Question 1

Simplify the expression 3b + 2b

Accepted Answer

5b

Answer

32b

Answer

6b

Answer

None of the above

Question 2

Identify the like terms in the expression: $$3x^2 + 4y - 2x + 5y - x^2 + 3x$$

Accepted Answer

All of the above

Answer

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

Answer

$$4y$$ and $$5y$$

Answer

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

Question 3

Combine the like terms in the expression: $$5a + 3b - 2a + 7b$$

Accepted Answer

$$3a + 10b$$

Answer

$$7a + 10b$$

Answer

$$3a + 4b$$

Answer

$$7a + 4b$$

Question 4

Combine the like terms in the expression and simplify: $$6m - 4n + 2m - 3n + 5m - 2n + 3m$$

Accepted Answer

$$16m - 9n$$

Answer

$$14m - 9n$$

Answer

$$16m - 7n$$

Answer

$$14m - 7n$$

Question 5

Identify the like terms in the expression: $$7p^2 + 2pq - 5p^2 + 3qr - 4pq + 6p^2$$

Accepted Answer

$$2pq$$ and $$-4pq$$

Answer

$$7p^2$$ and $$2pq$$

Answer

$$7p^2$$ and $$-5p^2$$

Answer

$$3qr$$ and $$6p^2$$

Question 6

Combine the like terms in the expression: $$x+x+x+x-x$$

Accepted Answer

$$3x$$

Answer

$$1x$$

Answer

$$5x$$

Answer

$$-3x$$

Question 7

Combine the like terms in the expression: $$8k - 3k + 5m - 2m$$

Accepted Answer

$$5k + 3m$$

Answer

$$11k + 3m$$

Answer

$$5k + 7m$$

Answer

$$11k + 7m$$

Question 8

Identify the like terms in the expression: $$9a + 4b - 6a + 3b$$

Accepted Answer

Both B and C

Answer

$$9a$$ and $$4b$$

Answer

$$9a$$ and $$-6a$$

Answer

$$4b$$ and $$3b$$

Question 9

Identify the like terms in the expression: $$9ab+b-a+3b^2+ba$$

Accepted Answer

$$9ab$$ and $$ba$$

Answer

$$9ab$$ and $$-a$$

Answer

$$b$$ and $$3b^2$$

Answer

Both B and C

Question 10

Combine the like terms in the expression and simplify: $$10x + 5y - 4x + 2y + 3x^2 - x^2 + 7$$

Accepted Answer

$$6x + 7y + 2x^2 + 7$$

Answer

$$6x + 7y + 2x^2$$

Answer

$$6x + 3y + 2x^2 + 7$$

Answer

$$14x + 3y + 2x^2 + 7$$

Question 11

Combine the like terms in the expression: $$7m - 2n + 3m - 4n$$

Accepted Answer

$$10m - 6n$$

Answer

$$4m - 6n$$

Answer

$$10m - 2n$$

Answer

$$4m - 2n$$

Question 12

Combine the like terms in the expression: $$5xy+x-xy+x^2$$

Accepted Answer

$$4x+4y+2x^2$$

Answer

$$3xy+x^2$$

Answer

$$4xy+x+x^2$$

Answer

$$4xy$$

Question 13

Identify the like terms in the expression: $$5x + 3y - 2x + 4z$$

Accepted Answer

$$5x$$ and $$-2x$$

Answer

$$5x$$ and $$3y$$

Answer

$$3y$$ and $$4z$$

Answer

$$-2x$$ and $$4z$$

Question 14

Combine the like terms in the expression: $$6a + 8b - 3a + 2b$$

Accepted Answer

$$3a + 10b$$

Answer

$$9a + 10b$$

Answer

$$3a + 6b$$

Answer

$$9a + 6b$$

Question 15

Combine the like terms in the expression: $$4p - 5q + 2p - 3q$$

Accepted Answer

$$6p - 8q$$

Answer

$$2p - 8q$$

Answer

$$6p - 2q$$

Answer

$$2p - 2q$$

Question 16

Combine the like terms in the expression: $$5x + 7y - 3x + 2y$$

Accepted Answer

$$2x + 9y$$

Answer

$$8x + 9y$$

Answer

$$2x + 5y$$

Answer

$$8x + 5y$$

Question 17

Simplify the expression: $$4m + 3n - 2m + 5n$$

Accepted Answer

$$2m + 8n$$

Answer

$$6m + 8n$$

Answer

$$2m + 2n$$

Answer

$$6m + 2n$$

Question 18

Combine the like terms in the expression: $$4a + 6b - 3a + 2b$$

Accepted Answer

$$1a + 8b$$

Answer

$$7a + 8b$$

Answer

$$1a + 4b$$

Answer

$$7a + 4b$$

Question 19

Identify the like terms in the expression: $$6x + 3y - 4x + 5z$$

Accepted Answer

$$6x$$ and $$-4x$$

Answer

$$6x$$ and $$3y$$

Answer

$$3y$$ and $$5z$$

Answer

$$-4x$$ and $$5z$$

Question 20

Combine the like terms in the expression: $$9m - 4n + 3m - 2n$$

Accepted Answer

$$12m - 6n$$

Answer

$$6m - 6n$$

Answer

$$12m - 2n$$

Answer

$$6m - 2n$$

Combine Like Terms (year 8)

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