Which is not equal to 2 (x + 5)
A 2x + 10
B 2 (5+2)
C (x + 5)2
D) 2x + 5

Pls if a cow has a mass of 9×10^2 kilograms, and a blue whale has a mass of 1.8×10^5 kilograms, which of these statements is true?

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

Dots sells a total of 279 t-shirts ($2) and shorts ($4). in april total sales were $670. how many t-shirts and shorts did dots sell?