Answer:
B)
Step-by-step explanation:
225x^2 - 1=
(15x)^2 - 1^2=(*)
(15x-1)(15x+1)
A^2 - B^2 =(A-B)(A +B)............. (*)
Answer: $12.63
Step-by-step explanation:
$14.87 + $7.76 = $22.63
2pizzas x $5 = $10
$22.63 - $10 = $12.63
True
This is because on replacing for x=5;
y=2x-11
y=2(5)-11
y=10-11
y=-1
