Answer:
i think the 2nd one is correct .. i have not fluent in english to explain the answer.
Variables- x,y
terms- 4
coefficient-3x, 6y, 10x
constant- 5, 9
like terms- 3x , 10x
Egudbschsien eiodnebevieneb
Answer:
in steps
Step-by-step explanation:
DE // BC
m∠ADE = m∠ABC and m∠AED = m∠ACB
∴ ΔADE similar to ΔABC
AB/AD = AC/AE
(AD + DB) / AD = (AE + EC) / AE
AD/AD + DB/AD = AE/AE + EC/AE
1 + DB/AD = 1 + EC/AE
DB/AD = EC/AE (AD/DB = AE/EC)
120
6x5x4=120
hope this helps