Answer:
(1;-2)
Step-by-step explanation:
x=-2y-3
2(2y+3)=-6y-9-5
10y=-20
y=-2
x=4-3=1
Answer:
5S +1.25 = 38.75
Step-by-step explanation:
5 S = 5 sandwich cost
+ 1.25 = chip cost
answer of s is
S = 7.50
9514 1404 393
Answer:
(3.5, 4.5)
Step-by-step explanation:
That point will be the midpoint of either diagonal.
(A +C)/2 = ((-1, 3) +(8, 6))/2 = (-1+8, 3+6)/2 = (7, 9)/2 = (3.5, 4.5)
The center of the rhombus is (3.5, 4.5).
Answer:
A & B
Step-by-step explanation:
The expression 3x+3(x+y) distributes to 3x+3x+3y. It simplifies to 6x+3y.
3x+3(x+y) can also be written as 3(x+x+y) using the associative property.
