Answer: it would be 1.4
Step-by-step explanation: 2.75 times 4 is 11 and 12.4 minus 11 equals 1.4
product means multiplication either
86n
or
86*n which are the same thing
Answer:

Step-by-step explanation:
Substitute y = x-4 in the first equation.

Distribute -2 in the expression.

Because we only want to find the value of x.
Therefore the answer is -4.
You have to change the denominator of 6/10 into 100 then you will get 60/100 then you add 15/10+60/100