Jackie set her watch 19 seconds behind, and it falls behind another 1 second every day.
How many days has it been since Jackie last set her watch if the watch is 46 seconds
behind?

27

Step-by-step explanation:

the watch was alredy 19 seconds behind so you take 46 and subtract 19 and you get 27

12.5 feet

step-by-step explanation:

"standard form:

3x2 + 14x − 10 = 0

solutions based on quadratic formula:

x1   = −14 − √ 142 − 4×3×(−10) /   2×3   = −14 − 2 × √ 79 /   6   ≈ −5.296

x2   = −14 + √ 142 − 4×3×(−10) /   2×3   = −14 + 2 × √ 79 /   6   ≈ 0.629