Answer:
can you type the problem out please i will answer it i just the picture is kinda weird for me
Step-by-step explanation:

we needed to eliminate w, do so by diving both sides by w and obtain the above result :)
Hope this helps.
Answer:
5x
Step-by-step explanation:
4(2x+3)-3(x+4)
4(2x) + 4(3) - 3(x) - 3(4)
8x + 12 - 3x - 12
8x - 3x + 12 - 12
5x