the answer is 33.333333333
5x = 80
For the equation 80% of what number equals 40, the unknown number is 50.
Expressed as an equation, this is equal to 80/b.
1-10x = 81 -10x = 81-1 -10x = 80 x = -8
"10 + 50 = 80" is an incorrect equation.
It equals 80%
40
Use the quadratic equation formula to find the solutions to this equation.
The only number that equals 80 is 80, and it's not a prime number.
it equals -9
x2 = -80 x = (+/-)(-80).5 = (+/-)4isqrt(5)
How yards and inches equal 80 inches