Frankie takes classes at both Southeast Community College and Lakeside Community College. At Southeast, class fees are $ 85 per credit hour, and at Lakeside, class fees are $ 108 per credit hour. Frankie is taking a combined total of 12 credit hours at the two schools. Suppose that she is taking s credit hours at Southeast. Write an expression for the combined total dollar amount she paid for her class fees.

hi,

6x times 4 is 24x and 5 times 4 is 20, so the answer is 24x+20.

hope this and for a little humor i am groot.

step-by-step explanation: the answer for wha if rt is 10 centimeters long, and wha is st? it’s 6

the answer is d

step-by-step explanation:

explanation:

infrared radiation has wavelength in the range between 700 nm and 1 mm. lets' convert these values into scientific notation, keeping in mind that:

let's start from the lower value, we have:

(we moved the dot two places to the left, so we increased the exponent by 2 units, from -9 to -7)

the higher value is:

so, the range of wavelength of infrared radiation is: