Answer:
x^9/8
Step-by-step explanation:
The exponent property that you can use here is that when multiplying the two exponents, you add their exponents
Thus, (x^7/8) (x^1/4) = x^(7/8+1/4)=x^9/8
3x-11 =2x+11
x=22
y = 180 - [{3(22)-11} +{2(22)+11}]
y= 180 - 110
y = 70
Therefore: x=22 and y = 70
Step-by-step explanation:
Option D
As time increases, the temprature of soup decreases..
hope it helps