Because 19 is being divided, you have to do the opposite. What's the opposite of division? Multiplication. So multiply 19 to -7, then get rid of the 19 on the x's side(cuz it was cancelled out). Now you should have x<-133. In case you don't know, positive times negative equals negative, but negative times negative equals positive.
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hope it helps
A represents 77 units
You take the only number given (75) and count the tick marks, adding one every time you go right, subtracting one every time you go left. Mark A is 2 tick marks to the right of 75, so you add 2 to 75, making 77 units
The temperature is 86°F when the temperature is 30°C.
Step-by-step explanation:
Formula for Celsius to Fahrenheit;
F = 
Where C stands for temperature in degrees Celsius.
Given,
Temperature in Celsius = 30 degrees
Temperature in Fahrenheit = 
Temperature in Fahrenheit = 
Temperature in Fahrenheit = 
The temperature is 86°F when the temperature is 30°C.
Keywords: temperature, addition
Learn more about addition at:
#LearnwithBrainly
One method of separation of homegeneous mixtures is called distillation and its based on the various boiling points of the component of mixture.
In other words the answer is letter D