Respuesta :
Answer:
16/21
Step-by-step explanation:
We are given the equation 3x(5 + 2) = 16.
By order of operations, let's add the two numbers in the parentheses first:
3x(5 + 2) = 16
3x(7) = 16
Now, we must multiply 3x by 7:
3x * 7 = 16
21x = 16
Divide both sides by 21:
x = 16/21
The answer is thus 16/21.
~ an aesthetics lover
Answer: x=0.8
Step-by-step explanation:
Distribute
[tex]3x*5=15x[/tex]
[tex]3x*2=6x[/tex]
[tex]15x+6x=21x[/tex]
[tex]21x=16[/tex]
divide 21 on both sides
[tex]x=0.76[/tex]
round
[tex]x=0.8[/tex]