Answer:
x=0, y=-12
Step-by-step explanation:
you can use substitution to solve for x
-3(x-12)=2x+36
-3x+36=2x+36
subtract 36 from both sides and add 3x to both sides
0=5x
x=0
now plug in 0 as x for either equation
y=0-12
y=-12
to check your work plug in x and y into the other equation
-3(-12)=2(0)+36
36=36
The length is 10 because this is a right triangle and based on the pythagorean theorem, the sum of the squares of the legs equals the square of the longest side.
6 squared plus 8 squared is 100, which is 10 squared.
The answer is 10.
Answer:
x = 19
Step-by-step explanation:
(10x - 23) and (7x + 34) are vertically opposite angles and congruent, so
10x - 23 = 7x + 34 (subtract 7x from both sides )
3x - 23 = 34 ( add 23 to both sides )
3x = 57 ( divide both sides by 3 )
x = 19
Answer:
9
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