たはたらさあらたはたはあらたさらやたはまさらたはまりあはらたはたさたはあらあらたはたひたはらたら、らま、らま、らまはたはたはさまらたらまはあはあらたはたひまひはたらたはまはたらまはた
X-intercepts:
(x-5)(x-3)(4x+8)=0
x-5=0 x-3=0 4x+8=0
x=5 x=3 x=-8/4
x=-2
Y-intercept:
sub x=0
(0-5)(0-3)(4(0)+8)=y
(-5)(-3)(8)=y
y = 120
Answer: Package B is least expensive; Will save $5
Step-by-step explanation:
Package A
$200 for 5 lesson=$40/lesson
Package B
$350 for 10 lesson=$35/lesson
35<40
Package B is least expensive
-------------------------------------------------------
40 (Package A)- 35 (Package B)
=$5
1.46*10^9 will be the answer
X=-7/4,0
y=(0,7)
the answers
