<h2>
Answer:</h2>
The last answer - 9x squared y squared
<h2>
</h2>
Step-by-step explanation:
x+6=3x+21
2x=-15
x=-7.50
Answer:
it should be a
Step-by-step explanation:
if you work for $10 an hour, and work for 2 hours, you make $20 but if you double the hours worked, so 4 hours, you make $40, which is double the hours, and double the money
You didn't ask a question. That's just a statement.
Answer:
-7 and 21
Step-by-step explanation:
y-2y=7 (sub x=7 to the equation)
-y=7
y=-7 (not sure of its correct)
if y=-7,
x-2(-7)=7 (sub y=-7 into equation)
x-14=7
X=7+14
X=21
