Seudónimo Seudónimo
  • 04-04-2015
  • Mathematics
contestada

72 - (blank) + 20 = 70 what number is the blank

Respuesta :

iloveonedirection
iloveonedirection iloveonedirection
  • 04-04-2015
[tex]72-x+20=70 \\ \\ 92-x=70 \\ \\ -x=-22 \\ \\ x=22 \\ \\ blank=22[/tex]
Answer Link
Аноним Аноним
  • 05-04-2015
[tex]72-x+20=70 \\ -x+92=70 \\ -x+92-92=70-92[/tex]

Divide both sides by -1

[tex] \frac{-x}{-1} = \frac{-22}{-1} =22[/tex]
Answer Link

Otras preguntas

What is one reason that leaders often do not reflect
The line that passes through the points (-6, p) and (-10, 2) has a slope of -1/6. What is the value of p?
Divide. Give the quotient and remainder. 41•6
How to calculate the probability distribution function of a random variable.
Please help I need this ASAP!!
Pollock was a well known action painter. What did this mean to him? Question 2 options: He used aggressive brushwork and bold colors to create emotional, provoc
3.Nonvascular plants have flagellated sperm that must swim to find the eggs. Why is this a limitation for land plants
Some hypothetical alloy is composed of 12. 5 wt% of metal a and 87. 5 wt% of metal b. If the densities of metals a and b are 4. 27 and 6. 35 g/cm3, respectively
what was the know nothing party?
how do you find MAD? please use an example if you can