Rewrite the expression without using grouping symbols. 6 x 72? a. 6 x (70 - 2) b. 6 x (70 - 8) c. 6 x (70 + 8) d. 6 x (70 +2)

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

What is the radical expression that is equivalent to the expression 27 1 over 5?

Solve for x and select the correct answer