To the nearest millimeter, a cell phone is 114 mm long and 69 mm wide. What is the ratio of the width to the length?

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?