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4b plus 3 equals 15 solving two step equations?
4b+3=15 4b=15-3 b=(15-3)/4 b=3
F x equals -5x then f -3 equals?
-2
How would you evaluate 15k when k equals 3?
To evaluate 15k when k equals 3, you would substitute the value of k into the expression. Therefore, 15k becomes 15(3), which simplifies to 45. So, when k equals 3, 15k equals 45.
What is the answer to 3t - 15 equals -9?
3t - 15 = -9 3t - 15 (+15) = -9 (+15) 3t = 6 3t (/3) = 6 (/3) t = 2
What is the cosecant of y equals 3 sec x?
It is a single trigonometric equation in 2 variables. It cannot be solved without further information.
What is 10 minutes 15 seconds minus 5 minutes 50 seconds?
10 Min's - 5 Min's = 5 Min's - 50 Sec's = 4 Min's 10 Sec's - 15 Sec's = 3 Min's 55 Sec's 3 Minutes and 55 Seconds. ------------------- Interesting math, but the correct answer is still 4 minutes, 25 seconds. Why did you subtract the 15 seconds instead of adding it??
How do you add 14 minutes to 3min 30sec?
14 min + 3 min 30 sec _______________ 17 min 30 sec
How many miles per hour are you doing if you cover one and five eights of a mile in 2 min and 40 sec?
60 sec = 1 min 60 min = 1 hr 40 sec = 40/60 min = 2/3 min 2 min 40 sec = 22/3 min = 8/3 min → 2 min 40 sec = 8/3 ÷ 60 hr = 8/3 x 1/60 hr = 2/45 hr speed = distance ÷ time = 15/8 mi ÷ (2 min 40 sec) = 13/8 mi ÷ (2/45 hr) = 13/8 x 45/2 mi/h = 585/16 mph = 369/16 mph ≈ 36.5 mph
3 minutes and 54 seconds divided by 2 is what?
1 min 57 secondsHere's how.Convert to Seconds3 Min & 54 Sec = 3 X 60 + 54 = 234 SecDivide234 / 2 = 117 SecRe-convert to minutes and seconds.117 Sec = 1 Min & 57 SecORBorrow 1 minute to add to the Seconds.3 Min & 54 Sec = 2 Min & (60 + 54) Sec = 2 Min & 114 SecDivide by 2 = 1 Min & 57 Sec
Which is longer 180 sec or 3 min explain how you decided?
it is equal to because 1 min=60 sec 60 times 3= 180
What does 3 hr 25 min plus 6 hr 50 min equals?
10 hours and 15 minutes
How many seconds is in 4 and-3-quarter minutes?
7
How many sec are in 3 min?
180 seconds
Does it take 3 sec to feed a cat or 5 min?
It takes 5 min.
What is 3 hr 35 min 45 sec plus 1 hr 45 min 30 sec?
3 hours, 35 minutes, and 45 seconds plus 1 hour, 45 minutes and 30 seconds is 5 hours, 21 minutes, and 15 seconds.
What is 3 min and 10 sec minus 47 sec?
2 mins and 23 seconds
How long does it take to travel 200 miles at 450 miles per hour?
To travel 200 miles at 450 mph takes 26 min 40 sec. time = distance / speed = 200 miles / (450 miles / hour) = 4/9 hour ≈ 0.444 hour 1 hour = 60 min → 4/9 hour = 4/9 × 60 min = 26 2/3 min ≈ 26.667 min 1 min = 60 sec → 2/3 min = 2/3 × 60 sec = 40 sec
