Answer:
x
=
21/2
Step-by-step explanation:
Move all terms not containing x to the right side of the equation.
3x=x+21
Move all terms containing x to the left side of the equation.
2x=21
Divide each term by
2
and simplify.
x
=
21/2
Answer:
$72500
Step-by-step explanation:
$72500
2, (double) 4, (double) 8 (double) 16, So 16 in week 4
2+4+8+16 = 30
Quotent means divided by so, I need to do 7/5=1.4 then, I need to multiply 1.4 by 7 the answer is 9.8
Answer:
140 ounces
Step-by-step explanation:
We use ratio and proportion.

Cross multiply, and you get:
11x = 1,540
Divide both sides by 11. Thus:
140 ounces.