7x - 1 + 6x - 1 = 180
13x - 2 = 180
13x = 182
x = 14
Answer:
option 2
Step-by-step explanation:

36. a = 3 , b = 5, c = 1

Answer:
b) - 3
Step-by-step explanation:
If x = -3 , then
x + 3 = -3 + 3 = 0
So, denominator would become 0. So , anything divided by 0 is undefined
Answer:
d
Step-by-step explanation:
i did this one

Subtract 10 from both sides.

Since the square of a number, x, equals a negative number, -1, the answer cannot be a real number because the square of a real number is always non-negative. Therefore, there is no real number solution to this equation.
Answer: <span>B. no real number solutions</span>