Step-by-step explanation:
x²+2x-3=0
(x²+3x)-(x-3)=0
x(x+3)-1(x+3)=0
(x-1)(x+3)=0
x=1 or x=-3
2+2 = 4
4+4 =8
8+8 = 16
16+16 = 32
32+32 = 64
and so on :)
126 because if you multiple 21 and 6 it’s gives you 126
Answer:
To what
Step-by-step explanation:
Answer:
5x+4y+12z
Step-by-step explanation:
i hope this help
