Answer:
x=1
Step-by-step explanation:
(7x-1)+(2x-1)=7
7x+2x-1-1=7
7x+2x=7+1+1
9x=9
9x/9 = 9/9
x=1
Answer:
Step-by-step explanation:
Answer:
B. isosceles, obtuse
Step-by-step explanation:
An isosceles triangle has 2 congruent sides and the is an obtuse angle.
Answer: NA and Rb and there are 20 protons in calcium!
Step-by-step explanation:
Answer:
You know that when solving B and c it is 0,3 and you know that when solving A and D the solution is the origin. Also when solving b and d it is -1.5,15 so D equals 1.5 and A equal the origin so solve from their
Step-by-step explanation: