Z=kx, 30=8k, so k=30/8=15/4 and z=15x/4, so when x=4, z=15.
It would be 1/6 since there is only one six on a number cube
Answer:
• for x = 2a√t, make t the subject:

• then find y:

Answer:
what
Step-by-step explanation:
⣿⣷⡁⢆⠈⠕⢕⢂⢕⢂⢕⢂⢔⢂⢕⢄⠂⣂⠂⠆⢂⢕⢂⢕⢂⢕⢂⢕⢂ ⣿⣿⣿⡷⠊⡢⡹⣦⡑⢂⢕⢂⢕⢂⢕⢂⠕⠔⠌⠝⠛⠶⠶⢶⣦⣄⢂⢕⢂⢕ ⣿⣿⠏⣠⣾⣦⡐⢌⢿⣷⣦⣅⡑⠕⠡⠐⢿⠿⣛⠟⠛⠛⠛⠛⠡⢷⡈⢂⢕⢂ ⠟⣡⣾⣿⣿⣿⣿⣦⣑⠝⢿⣿⣿⣿⣿⣿⡵⢁⣤⣶⣶⣿⢿⢿⢿⡟⢻⣤⢑⢂ ⣾⣿⣿⡿⢟⣛⣻⣿⣿⣿⣦⣬⣙⣻⣿⣿⣷⣿⣿⢟⢝⢕⢕⢕⢕⢽⣿⣿⣷⣔ ⣿⣿⠵⠚⠉⢀⣀⣀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣗⢕⢕⢕⢕⢕⢕⣽⣿⣿⣿⣿ ⢷⣂⣠⣴⣾⡿⡿⡻⡻⣿⣿⣴⣿⣿⣿⣿⣿⣿⣷⣵⣵⣵⣷⣿⣿⣿⣿⣿⣿⡿ ⢌⠻⣿⡿⡫⡪⡪⡪⡪⣺⣿⣿⣿⣿⣿⠿⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃ ⠣⡁⠹⡪⡪⡪⡪⣪⣾⣿⣿⣿⣿⠋⠐⢉⢍⢄⢌⠻⣿⣿⣿⣿⣿⣿⣿⣿⠏⠈ ⡣⡘⢄⠙⣾⣾⣾⣿⣿⣿⣿⣿⣿⡀⢐⢕⢕⢕⢕⢕⡘⣿⣿⣿⣿⣿⣿⠏⠠⠈ ⠌⢊⢂⢣⠹⣿⣿⣿⣿⣿⣿⣿⣿⣧⢐⢕⢕⢕⢕⢕⢅⣿⣿⣿⣿⡿⢋⢜⠠⠈ ⠄⠁⠕⢝⡢⠈⠻⣿⣿⣿⣿⣿⣿⣿⣷⣕⣑⣑⣑⣵⣿⣿⣿⡿⢋⢔⢕⣿⠠⠈ ⠨⡂⡀⢑⢕⡅⠂⠄⠉⠛⠻⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢋⢔⢕⢕⣿⣿⠠⠈ ⠄⠪⣂⠁⢕⠆⠄⠂⠄⠁⡀⠂⡀⠄⢈⠉⢍⢛⢛⢛⢋⢔⢕⢕⢕⣽⣿⣿⠠⠈
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