Answer:
the first one is D, the second one is B i think :)
Step-by-step explanation:
Answer:
g
Step-by-step explanation:
Answer:
-11/18
Step-by-step explanation:
1. find the common denominator. this should be 18
2. multiply 1 by 3 and -7 by 2
3. you should now have a fraction that says 3/18-14/18
4. now subtract these two fractions.
5. your answer should be -11/8
Answer:
4 toppings*8 = 24
Step-by-step explanation:
Answer:
b) (5, -3)
Step-by-step explanation:
The given equations are;


I prefer using substitution because of the first equation.
Put equation (1) into equation (2) to obtain;

We expand the parenthesis to obtain;

Group similar terms to get;

Simplify

Divide through by 5;


Put
into equation (1) to get;


The solution is (5,-3).
The correct answer is B