If he started at $x, and we need to double it, we take X and multiply it by 2 creating $2X
Answer:
3. (-3,4) x=-3, y=4
Step-by-step explanation:
1. 3x-y=-13
-y=-13-3x
y=13+3x
2. 4x+2y=-4
4x+2(13+3x)=-4
4x+26+6x=-4
10x+26=-4
10x=-4-26
10x=-30
x=-30/10
x=-3
3. y=13+3x
y=13+3(-3)
y=13-9
y=4
145, .... ,205
Every level (+) 15
A. 160, 175, 190
#Sorry bad english
6. 6 3 1/4 inch pieces of ribbon can be cut from 19 1/2 inches of ribbon
Answer:
Echinoderm is the common name given to any member of the phylum Echinodermata (from Ancient Greek, ἐχῖνος, echinos – "hedgehog" and δέρμα, derma