A number is doubled and 7 is subtracted from the answer, if the result is -25. -create an equation
-solve the equation to find the number
Please Respond

Use the distributive law to multiply. 3(4x + 5y + 6)

Ineed to know the answer to this algebra question.

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.