X+x²=30
x²+x-30=0
(x+6)(x-5)=0
x=-6 or x=5
Answer:
the first one is A
b/c when you calculate it comes 0 = 6
And the second one is D
b/c when you calculate it comes 0 = 2
if it's helpful ❤❤❤
THANK YOU.
1: right triangle, 2: right triangle, 3: not a right triangle, 4:not a right triangle.
On 15 angle 1 and 2 would be 150 degrees i think, i could be wrong.
On 16 angle 1 would be 140 degrees and angle 2 would be 40 degrees. hope this helps
Answer:
x=2
Step-by-step explanation:
9x-8=10
Add 8 to each side
9x-8+8=10+8
9x = 18
Divide by 9
9x/9 = 18/9
x = 2