Answer:
Step-by-step explanation:
Let's solve the second equation for a to later on replace it in the first equation.
Now plug this into the first equation.
Distribute the 9
Break down the fraction.
Simplify.
Subtract 
Combine like terms.
Muliply by the reciprocal or inverted fraction next to b.
Now plug this value into any of the equations to find the value of a.
Answer:
-56
Step-by-step explanation:
(6 ✕–8) – 8
–48–8
= –56
Answer: B. positive 6
Step-by-step explanation: Addomg the positive number to a negative number would turn it to a positive eventually. So u covert your factions to decimals to better see the resemblance. And 1 1/2 is the same as 1.5, and 2 1/10 is the same as 2.1 but it’s easier to deal with decimals. So then just add the positive to the negative sense 1 1/2 is closer to zero. I hope this helps I’m not the best at explaining things
Answer:
-2/-3
Step-by-step explanation:
(75, 60) (45, 40)
75 60 since 75 is larger than 45, we subtract = -30
45 40 since 60 is larger than 40, we subtract = -20
= -20/-30
reduce
= -2/-3
