To isolate the variable in the equation 20
+
x
=
50
, which of the following is the best first step?

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

Which of the symbols correctly relates the two numbers below check all that apply 6? 6