Answer:
i think the answer is 58
but i'm not sure....
check it again with someone else ...
Step-by-step explanation:
90+32=122
180-122=58
30 because 0.3 * 100 = 30
Answer:
$0.80/oz
Step-by-step explanation:
$4 for 5 ounces
unit cost = price/weight = $4/(5 oz.) = $0.80/oz
Answer
18
Step-by-step explanation:
The area is width x hight. 6x3=18
15x²+16x+4 =0 (ax² +bx +c=0)
Δ = b²-4ac =256 - 4×15×4 =16
x1 = (-b+√Δ) / 2a = (-16+√16) / 30 =( -16+4) / 30 = -12/30 = - 2/5
x2 = (-b -√Δ) / 2a = (-16 -√16) / 30 = (-16 -4) /30 = -20/30 = -2/3
