You can use cross-products to solve this problem. For instance, this expression would be written as 5(8)= 7(-x), or 40= -7x. What you'd do then is simplify the expression by dividing both sides of the equation by the coefficient of x, such that you'd isolate x and have the value of x.
6 más 8 son 14 es muy fácil suerte
Answer:
-675/15
Step-by-step explanation:
The problem isn't even complete
Answer:
180
Step-by-step explanation:
18x40=720
720/4= 180
