Help me with #22 Please i need steps too
1 answer:
Answer:

Step-by-step explanation:

1. set the equation for the area of each shape equal to each other
2. simplify each side until you get 
3. subtract 16 from both sides which will give you 
4. subtract 3x from both sides which will give you the value of x. 
5. check that
is correct by plugging it into the equations
triangle:

rectangle:

the areas are the same
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Answer:
Either 10+5 or 10-5
Step-by-step explanation:
Coefficient- the number that is multiplied by the variable
Constant- a number that stays the same and is not changed no matter what x or y equals.
Answer:
-40
Step-by-step explanation:
Since x is 10 you need to multiply 10*-4 which equals -40.
Answer:
x=8
Step-by-step explanation:
Answer:
70 students
Step-by-step explanation:
As, 30% Mike surveyed
And these 30% are 21 students
So 30% of X = 21
= 30/100 x X = 21
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