Solve for x. *
2 (x - 3) = 5x + 23

Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)

The sum of two numbers is 0. twice the smaller number subtracted from 3 times the larger number is 10. let x represent the larger number and y represent the smaller number. what is the equation