45% is less than 80. The actual answer is 72. Hope that helps :)
Answer:
x= 20
Step-by-step explanation:
Answer:
Yes, all angles show to be congruent as well as all sides.
Complementary angles add up to 90 degrees.
Which means.. the equation is
8x-23+7x-7=90
Combine like terms you should get
15x-30=90
Add 30 on both sides
15x=120
Divide 15 x=8
Plug in 8 to (8x-23)
8(8)=64-23=41
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