Answer:
x = ± 2
Step-by-step explanation:
given
40 - x² = 0 ( add x² to both sides )
40 = x² or
x² = 40 ( take the square root of both sides )
x = ±
= ±
= ± 2
He scored 51
explanation:
60 x 0.85 = 51
836 is the answer to this question.
Answer:
brainly?
Step-by-step explanation:
hope this helps