<span>10X3 tens in unit form is written:
10*3 tens = 30 tens = 300 units
10X3 tens in standard form:
10 x 3 tens = 10 x 30 = 300</span>
B is actually the correct answer i just took the test and got it right
Answer:

Step-by-step explanation:
So we want to make x the subject of the formula:

First, distribute the left side:

Combine all the terms with x with it on one side. To do this, first subtract bx from both sides. The right side cancels:

Remove the -ab from the left. Add ab to both sides. The left side cancels:

Now, distribute out the x from the left side:

Divide both sides by (a-b). The left side cancels:

Therefore:

Answer:
Electricity bill is 175
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Step-by-step explanation:
Given


monthly

Required
Determine the electricity bill
If each roommate pays 425, then 5 roommates pay 5 * 425


This implies that: the monthly cost of room, gas and electricity add up to 2125.
In other words,





<em>Hence, the electricity bill is 175</em>