Answer:
it should be 3.0
Step-by-step explanation:
I hope this helps:) :)
Answer:
D. The expression 5 y plus 2 y is equivalent to 15 y minus 8 y.
Step-by-step explanation:
15y - 8y = 7y
5y + 2y = 7y
This means that they are similar.
If this answer is correct, please make me Brainliest!
<span>the discriminat of each quadratic equation : ax²+bx+c=0 ....(a ≠ 0) is :
Δ = b² -4ac
1 ) Δ > 0 the equation has two reals solutions : x = (-b±√Δ)/2a</span>
2 ) Δ = 0 : one solution : x = -b/2a
3 ) Δ < 0 : no reals solutions
