Answer:
x = -12
Step-by-step explanation:
4/3x + 12 = - 4 (multiply 3 both side)
4x + 36 = - 12 (minus 36 both side)
4x + 0 = -12
4x = -12 - 36
4x = - 48 (divide both side)
4x ÷ 4 = x
-48 ÷ 4 = -12
Answer: x = -12
Answer:
53 mm
Step-by-step explanation:
Perimeter is the sum of the lengths of all its sides.
Let the length of the unknown side be x mm.
123= 25 +45 +x
x= 123 -25 -45
x= 53
Thus, the unknown side is 53 mm.
Answer:
c) ( x-15)/-8
Step-by-step explanation:
c) (x-15) / -8
Answer:
$3391.54
Step-by-step explanation:
compound interest formula is
×
Fv= future value
Pv= present value
i= annual interest rate
n= number of days/months/weeks etc
t= time in years
in this case I used "i" as weekly interest rate