Answer:
x = 2
Step-by-step explanation:
Taking logarithm to base 10 on both sides we get
From logarithm property
Also we know that
Hence, x = 2
Answer:
Figure 13 =65
Figure 106 =530
Step-by-step explanation:
Answer:
45 marbles
Step-by-step explanation:
Using the information provided, we can form the equation x/5 - 2 = 7
Step 1: Add two on both sides of the equation x/5 - 2 = 7
Step 2: Multiply both sides of the equation by 5, to cancel out x. x/5=9
Step 3: Lastly, you get that x=45 marbles