Answer:
x=-5
Step-by-step explanation:
I did a for #42
2(x-5)=3x+5
simplify
2x-10=3x+5
subtract 2x from both sides
-10=3x+5
subtract 5 from both sides
-15=3x
divide both sides by 3
-5=x
40: 1, 2, 4, 5, 8, 10, 20, 40
150: 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150