A is the correct answer!!!
Step-by-step explanation:
3y + 10.5 = 6.5 + 2.5y
3y - 2.5y = 6.5 - 10.5
0.5y = - 4
y = 4 ÷ 0.5
y = 2
I believe it’s 7-4x=15 and x= -2
64^x
2 * 2 = 4
Now we have 4^x
Now we have to cube 4
4 * 4 * 4 = 64
The final simplified (not solved) answer is 64^x