
Answer:

Step-by-step explanation:


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Answer:

Step-by-step explanation:


<u><em>Answer: x=8</em></u>
Step-by-step explanation:
subtraction property of equality is subtracting the same number from both sides of an equation does not change the equation.
subtract by 10 from both sides of an equation.
x+10-10=18-10
simplify
18-10=8
<u><em>x=8</em></u>
Hope this helps!
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When she decided to combine the 5x and 2x she would have been subtracting the 2x leaving her with 3x-2=7which is 3x=9, x=3
Answer:
4.72 in.
Step-by-step explanation:
BC = 3.1 in.
CD = 7.2 in.
Altitude of right triangle altitude is given as
, where:
h = altitude
x = 3.1 in.
y = 7.2 in.
Plug in the values into the formula


(nearest hundred)
For the first inequality, subtract 5 from both sides to get

For the second inequality, subtract 1 from both sides to get

Divide both sides by 6:

So, x has to be greater than or equal to -2, or less than -5, which is option D