Answer:
x = (z + 3y) / 20
Step-by-step explanation:
20x - 3y = z
+3y +3y
-----------------------
20x = z + 3y
/20 /20
-----------------------
x = (z + 3y) / 20
Answer:
A. x=9
Step-by-step explanation:
4x+16=2x+34
-2x -2x
2x+16=34
-16 -16
2x=18
÷2 ÷2
x=9
Answer to number 6 is D because to compare you need to add zeros to the end for ex.(.4_.78 = .40_.78