Question 47199
If 7x -3 = 25, then what is 2x + 9
7x-3=25 [solve for x]
7x-3+3=25+3
7x=28
7x/7=28/7
x=4
.
.
Plug (x=4) into the second equation:
2x+9   
2(4)+9 [Simplify]
8+9
17 [Final answer for second problem