Answer: (x−3)(x+7)
=(x+−3)(x+7)
=(x)(x)+(x)(7)+(−3)(x)+(−3)(7)
=x^2+7x−3x−21
=x^2+4x−21
Answer:
45 degrees
Step-by-step explanation:
Since the angle x and angle 135 degrees are supplementary, you just have to minus 135 from 180 which the answer is 45 degrees.
Answer:
Your eyes: 1+1, Legs of a dog: 2+2, Your fingers: 5+5, Etc.
Step-by-step explanation:
Answer:
x= 2y - 6
Step-by-step explanation: