Problem 1: Vince works at a restaurant and earns $15 per hour. On Friday, he worked "t" hours at the restaurant, and his neighbor paid him $10 per
hour to babysit for "b" hours. Write an expression that represents the
amount Vince earned on Friday.

wow he got to be rich

Step-by-step explanation:

t(15)+b(10)=$ earned friday

Step-by-step explanation:

"standard form:

3x2 + 14x − 10 = 0

solutions based on quadratic formula:

x1   = −14 − √ 142 − 4×3×(−10) /   2×3   = −14 − 2 × √ 79 /   6   ≈ −5.296

x2   = −14 + √ 142 − 4×3×(−10) /   2×3   = −14 + 2 × √ 79 /   6   ≈ 0.629