Answer:
First two
log2(5x + 6) = 4
logx16 = 4
Step-by-step explanation:
log2(5x + 6) = 4
5x + 6 = 2⁴
5x + 6 = 16
5x = 10
x = 2
logx16 = 4
16 = x⁴
16 = 2⁴
x = 2
log3(6x + 4) = 3
6x + 4 = 3³
6x = 27 - 4
6x = 23
x = 23/6
logx36 = 6
36 = x²
36 = 6²
x = 6
