What is (1.6x + 7.3) + (–0.6x + 2) – (7.8 – 3.4x), simplified?
(1.6x + 7.3) + (–0.6x + 2) – (7.8 – 3.4x)
1.6x + 7.3 – 0.6x + 2 – 7.8 + 3.4x
1.6x – 0.6x + 3.4x + 7.3 + 2 – 7.8

What power can you write to represent the volume of the cube shown? write the power as an expression with a base and an exponent and then find the volume of the cube

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out

Identify the function that contains the data in the following table: x     -2         0         2         3         5     f(x)     5         3         1         2         4     possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1