The temperature 4

The temperature was very cold, then it doubled, then it dropped 10 degrees, and then it increased by 40 degrees. The temperature is now 16 degrees. What was the starting temperature?

Correct result:

t =  -7 °C

Solution:


t•2-10+40=16

2t = -14

t = -7

Our simple equation calculator calculates it.

Try another example


We would be pleased if you find an error in the word problem, spelling mistakes, or inaccuracies and send it to us. Thank you!






Showing 0 comments:
avatar




Tips to related online calculators
Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation?

You need to know the following knowledge to solve this word math problem:

Next similar math problems:

  • Temperature variations
    teplomer Today's temperature was 80 degrees, and then the temperature dropped 10 degrees. Then it dropped 15 degrees again, then the next day, the temperature went up 2 degrees. What would the temperature be?
  • Thermometer
    teplomer_2 The thermometer showed -12 degrees Celsius in the morning then the temperature rises by 4 degrees and later again increased by 2 degrees at the evening has fallen by 5 degrees and then falls 3 degrees. What end temperature does the thermometer show?
  • This morning
    teplomer_28 This morning it was 80 degrees F outside the temperature increased 12 degrees F. What is the temperature now?
  • At noon
    teplomer_1 At noon today it was 6°C outside, but it has increased 4°C since then. What is the temperature outside now?
  • Ophelia
    teplomer_9 Ophelia recorded the temperature of a cold store every two hours. 1. At 6am it was -4°C and at 8am it was -1°C. By how much did the temperature rise? 2. The temperature went up by 5°C in the next two hours. .What was the temperature at 10am?
  • Temperature 2
    teplomer_4 Sunday's high temperature was 3 degrees higher than Saturday's. On Monday, the temperature fell 5 degrees, then rose 7 degrees on Tuesday and 4 more on Wednesday. Then it fell 17 degrees to a record low of 31 on Thursday. What was the temperature on Satur
  • Change in temperature
    teplomer Starting temperature is 21°C, the highest temperature is 32°C. What is the change in temperature?
  • A cold front
    cold_front At 1:00 PM, the temperature was at 46 degrees. Then, a cold front moved in and decreased the temperature 12 degrees per hour. The temperature at 6:00 PM = _____ degrees.
  • The temperature 11
    teplomer_1 The temperature at midmorning was 31°C. Early in the evening, the temperature dropped by 5°C. What was the resulting temperature?
  • Outside temperature
    teplomer_13 The temperature outside was 57 degree Fahrenheit. During the next few hours it decreased by 18 degrees and then increased by 23 degrees. Find new temperature.
  • Weather
    weather_usa Weather. At 5:00 a. M. , the temperature was 28°C and at noontime it rose by 9°C. By 4:00 p. M. , it dropped 3°C and by nighttime it was 4°C less. What is the room temperature this time?
  • The temperature 6
    teplomer The temperature was 47°F on Thursday and 60°F on Friday. How much did the temperature rise?
  • Thermometer
    snehuliak The thermometer showed -3°C in the morning. Then the temperature was increased by 1°C again increased by 1°C and then decreased by 1°C and then decreased by 4°C. Which terminal temperature thermometer shows?
  • The temperature 10
    chladici The temperature in a freezer is -15°C and it increases by 3°C.
  • The temperature 8
    teplomer The temperature on Monday was –6°C. On Tuesday the temperature was 3 degrees lower. Write down the temperature on Tuesday.
  • Temperature adding
    teplomer_7 At a weather centre, the temperature at midnight was -2 degree Celsius and by noon it had raised 4 degree Celsius. What is the new temperature?
  • Father and son
    father_son_1 Father is 44 years old, his son 16 years. Determine how many years ago was the father five times older than the son.