6x+21+15-2x
4x+36
hope this helps...
Answer:
0.209205
Step-by-step explanation:
I put it in the calculator and got this...
X=27
Step by step
3x-4y=65. Y=4
3x-(4x4)=65
3x-16=65
3x=65+16
3x=81
X=81/3
X=27
We find the length of AD using the similarity of right triangle property. See image attached.
AD² = BD × CD
AD² = 9 × 36
AD² = 324
AD² = 18²
AD = 18
The length of AD is 18 units
I believe it’s even can you tell me if I’m wrong pls