4x+6 (3x ) - 12 = 4x +6 *3 x - 12
= 4x +18 x - 12
= 22 x -12
Answer:
19
Step-by-step explanation:
180 - 123 = 57
57/3 = 19
hope this helps
It's scientific notation, so 1.4x10^7 would be 14000000 <span />
The correct answer is A. x=22
Since the angles of a rectangle are right angles (90 degrees) you would set it up as 90=5x-20. Then combine like terms and solve the equation. (If you need me to show you how step by step tell me)
