Answer:
85.
Step-by-step explanation:
1. y = -1/2 + 2.
2. y= 2/5x - 4/5
12 red counters
7 more red counters than yellow counters
12 - 7 = 5 yellow counters
Dara has 5 yellow counters.
∠QRS and ∠CDE are congruent.
∠RST and ∠DEB are congruent.
∠STQ and ∠EBC are congruent.
∠TQR and ∠BCD are congruent.
You can conclude the above angles are congruent because ∠R and ∠D has the same sign on their angle and so does ∠S and ∠E.
60 is 12% of what number
60 = 0.12x
60 / 0.12 = x
500 = x......so 60 is 12% of 500