Answer:
7z^4
Step-by-step explanation:
Look at the exponent power. The largest exponent goes first, the second largest goes second (etc.). The number/variable with no exponent will always go last.
x/230=43/215
your answer would be 46
No coz 2:3 is 2+3=5
1:2 is 1+2=3 so they are not equivalent.