Rewrite the following phrase as a mathematical expression. three times a number added to fifteen

15n+ 3
3n+ 15
3+ 15
3(15)

Svetlana's hair is 4 4 centimeters ( cm cm) long. her hair grows 1 . 5 cm 1.5cm per month. svetlana wants her hair to be less than 1 6 cm 16cm long. write an inequality to determine the number of months, m m, svetlana can allow her hair to grow so that it is less than 1 6 cm 16cm long.

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6