americamandujano90 americamandujano90
  • 23-05-2019
  • Mathematics
contestada

What is the value of a in the equation 3a+b=54 , when b=9 ?

Relax

Respuesta :

Аноним Аноним
  • 23-05-2019

Use substitution method

3a+9=54

3a+9-9=54-9

3a= 45

divide by 3

3a/3= 45/3

a= 15

Answer is a= 15

Answer Link
St2427
St2427 St2427
  • 23-05-2019

=3a+9=54

=3a=54-9

=3a=45

=a=45/3

therefore a=15

Answer Link

Otras preguntas

Is g(s)=4s^2/3 an odd function?
what is the genotype of a person with cystic fibrosis? here is the explanation to the question I got:cystic fibrosis (CF) is a recessive genetic disorder.The re
Who led the opposition to the Marshall Court, and what was the position they took in denouncing it?
A football team gained 9 yards on one play and then lost 22 yards on the next. Write a sum of integers to find the overall change in field position?
What is the rising action of tuck everlasting
record the product. use expanded form to help.4x21=
Is g(s)=4s^2/3 an odd function?
record the product. use expanded form to help.4x21=
What is 1.0395 x 10 to the power of 9 in standard notation
What is the square root of 100