Answer:
11.68
Step-by-step explanation:
23.76 + 1.49= 25.25
25.25 + 2.57= -27.82
39.50
-
27.82
=
11.68
Its important to remember that 23.76, 1.49, and 2.57 are all negative numbers that you have to add up and subtract it from $39.50 to get how much Isabella made.
From sin(a-b) = sin(a)cos(b) - cos(a)sin(b)
let a=9x, b=x
sin(9x)cos(x) - cos(9x)sin(x) = sin(9x-x) = sin(8x)
First card to be selected=52/52=1
Second card to be selected and be the same colour=25/51
P=25/51
Answer:
A number sentence is a mathematical sentence made up of numbers and signs. So for example 15 + 7.
They can use any of the mathematical operations so addition, subtraction, multiplication and division
Number sentences can be true or false. Example, 5 + 7 = 13
<em>good luck, i hope this helps :)</em>