Answer:
(a) Verified
(b) They are simultaneous equations
Step-by-step explanation:
Given


Required
Verify that:
is a solution
We have:

Substitute:

Evaluate all products

Subtract:

<em>Because both sides of the equation are equal, then the point is a solution</em>
<em></em>
Also: 
Substitute:

Evaluate all products

Subtract:

<em>Because both sides of the equation are equal, then the point is a solution</em>
<em></em>
<em></em>
Because the given point is a solution to both equations, then they are simultaneous equation
Answer:
Step-by-step explanation:
The product of eight and some number n is equal to 42
Answer:
6 bags of baseball cards
Step-by-step explanation:
Answer:
10/4, -10/-4, -5/-2, and 5/2
Step-by-step explanation:
These are equivalent.