Add the like terms in the parentheses. then distribute the 3an with both terms inside the parentheses. you should then have a simplified answer.
Answer:
( x + 2y ) ( x - 2y )
Step-by-step explanation:
x² + [ -2xy + 2xy ] - 4y²
= x² - 4y²
Answer:
Dude I get ur struggle
Step-by-step explanation:
Alright I wont give the exact answers but here is what you do. You multiply the number of attemps by the percentage and you get the number of freethorws they would make.
Answer:
286 students attended
148 non students attended
Step-by-step explanation:
Given




Solving (a): Number of students
Represent students with S and non students with N
So:
--- (1)
--- (2)
Make N the subject of formula in (1)

Substitute 434 - S for N in (2)

Open Bracket

Collect Like Terms


Divide through by -2

<em>Hence; 286 students attended</em>
Solving (b):
Recall that



<em>148 non students attended</em>