nfredrick01
nfredrick01 nfredrick01
  • 22-02-2021
  • Mathematics
contestada

3/4(12a+8)=31.2 someone please help me solve this:)

Respuesta :

dcheru112
dcheru112 dcheru112
  • 22-02-2021

Answer:

2.8

Step-by-step explanation:

31.2×4/3

12a+8 = 41.6

12a=33.6

a= 2.8

Answer Link
211068 211068
  • 22-02-2021

Answer:

answer is 2.8

Step-by-step explanation:

3/4=0.75

0.75x12=9

0.75x8=6

9a+6=31.2

subtract 6 from both sides

9a=25.2

divide both sides by 9

a=2.8

Answer Link

Otras preguntas

How do you solve the equation... X-4y=22 2x+5y=-21 using substitution?? Someone PLEASEE help!!
x=square root of 880-8x
x=square root of 880-8x
- x / 3 = 6 ( solving linear equations )
where can landforms be found
Jim has three times as many comic books as Charles. Charles has 2/3 as many books as Bob. Bob has 27 books. How many comic books does Jim have?*
Suppose M is the midpoint of line FG. A) FM= 5y+13, MG=5-3y, FG=? B) FM=8a+1, FG=42, a=?
A people-moving conveyor-belt moves a 600-newton person a distance of 100 meters through the airport. a. How much work was done? b. The same 600-newton person l
If S is between R and T, RT=24, RS=x^2+8, and ST= 3x+6 how to find the value of X and if S is the midpoint or not (please show how you got the answer)
what is .02439 repeating as a fraction