Because the decimal is over 40 the answer is 15
Answer:
d)X=4 or x=-2
Step-by-step explanation:
X²-2x=8
X²-2x-8=0
(x-4)(x+2)=0
X-4=0 or x+2=0
X=4 or x=-2
Answer:
$10 dollars
Step-by-step explanation:
10x9=90
Answer:
20 weeks
Step-by-step explanation:
35+5=40
40/2=20