kailaisnotonfire
kailaisnotonfire kailaisnotonfire
  • 04-05-2017
  • Mathematics
contestada

Show me how to get an answer for:
1a + 18 = 7a

Respuesta :

DariusX
DariusX DariusX
  • 04-05-2017
1a+18=7a
18=7a-1a
18=6a
6a=18
a=18/6
a=3
Answer Link
angela12345
angela12345 angela12345
  • 04-05-2017
subtract the 1a from the 7a. 
1a + 18 = 7a
-1a          -1a

you're then left with 18=6a. divide the 6 with the 18 to cancel out.
18=6a
/6a /6a

18 divided by 6 is 3. So your answer is a=3
Answer Link

Otras preguntas

A three-carbon alkene contains two double bonds. Predict its molecular formula
Do chickens have a backbone
Words to match the expression 36÷4
Human impact on one system leads to changes in more of Earth’s systems. True or false?
How to start a sentence off when describing someone?
Dave earns $150 per week plus 3.8% commission.he sold $4175.68 in the month of February. What is his gross monthly earning for february?
Which energy types are renewable?
i am in 5th grade. jorrod's sports card holder can hold 9 cards on each page. how many pages will jarrod need if he has 75 sports card.solve using models. expla
Some people prefer interval training because      A. the intensity of the exercise doesn't increase, only the time does.B. they can exercise at a steady, but sl
can anyone help me with these: 65mm=?cm, 600cm=?m , 800cm=?m