1. Which of the following is an expression?

a) 4x – 6 = -3 + x b) a + 2

a) 4x – 6 = -3 + x b) a + 2

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1. Which of the following is an expression?

a) 4x – 6 = -3 + x b) a + 2

a) 4x – 6 = -3 + x b) a + 2

1. Which of the following is an expression?

a) 10y = 18 b) 5p + 5

a) 10y = 18 b) 5p + 5

1. Which of the following is an equation?

a) 10y = 18 b) 5p + 5

a) 10y = 18 b) 5p + 5

Write your own expressions

a. _________

b. _________

a. _________

b. _________

Write your own equations.

a. _________

b. _________

a. _________

b. _________

Work out:

) 2p – q + 5 = ______, when p = 4 and q = 5

) 2p – q + 5 = ______, when p = 4 and q = 5

Work out:

+ 5 = ______, when p = 40 and q = 5

+ 5 = ______, when p = 40 and q = 5

5p

Work out:

3p + 5 = ______, when p = 40 and q = 5

3p + 5 = ______, when p = 40 and q = 5

Write a formula to work out the number of hours "h" in any number of days "d".

Write a formula to work out the number of days "d" in any number of weeks "w".

Write a formula to work out the number of hours "h" in any number of days "d".

How many hours are there in 5 days?

How many hours are there in 5 days?

Expand the expression:

2(5m - 7)

2(5m - 7)

Expand the expression:

3(-7 - 3n)

3(-7 - 3n)

Expand the expression:

3(2n+6) - 3

3(2n+6) - 3

Expand the expression:

5(2n+6) - 3

5(2n+6) - 3

Expand the expression:

4(t – 2) + 2(3t – 2)

4(t – 2) + 2(3t – 2)

A rectangle has a length of m+10 and a width of 3m+2. Write the equation for the perimeter of this rectangle.

Find m if the perimeter is 70.