The answer is (x,y) = (-2, 16)
do you need an explanation as well?
#3
2 and three are supplementary angles .
#4.
The answer is opposite angles .
#5
Bisected angles are equal





Now
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You can only do it like '7.5 plus 9.5 plus 13
The x-value of -7 shows up more than once in relation ...
B. X -7 -5 -7 2 Y 34 32 40 34
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When there is more than one y-value for an x-value, the relation is NOT a function.
16 cm^2. The area of a triangle is 1/2 x b x h, hence, 1/2 x 8 x 4= 16cm^2