In not sure about the
+4 (29+1)
part
and if there was supposed to be a "q" in there but this is the answer
2z−31=−9z+24
Add 9z to both sides.
2z−31+9z=−9z+24+9z
11z−31=24
Add 31 to both sides.
11z−31+31=24+31
11z=55
Divide both sides by 11.
11z/11=55/11
z=5
Answer:

Step-by-step explanation:
We need to find the LCM of 24, 72.

LCM
= Multiply all the factors
= 3 × 2 × 2 × 2 × 3
= 72.

Answer:
I really dont know
Step-by-step explanation:
Answer:
Here ,
2x-30° +70° +x-10° = 180° ( sum of triangle is 180°)
3x+30 =180°
3x=150°
x=50°