Answer:
(-20,-10)
Step-by-step explanation:

Solve for.x coordinate

solve for y coordinate

$469.
376/4 = 94.
Then add that too 346
94 + 346 = 469
Answer:

Step-by-step explanation:
Simplify the expression and you will get this.
hope this helps
Step-by-step explanation:
I'm guessing
second one
removing some of the sentences
Perimeter of the triangle, a+b+c
In this case, a=b=c=28
So, perimeter would be 28*3 = 84 cm