Answer:
x=-31/2
Step-by-step explanation:
Let's equate the equation to zero
-3(4x+5)-2(-5x+8)=0
-12x-15+10x-16=0
Collect like terms
-12x+10x-15-16=0
-2x-31=0
Add 31 to both sides
-2x=31
Divide both sides by-2
7:5 equals 1.4, so we need to multiply 1.4 and 4 and we get 5.6. The answer is 5.6