Tolong bantu soal no 7 dengan cara lengkap dan benar

• Kinematika

m = 1000 kg
F = -3000 N
V₀ = 30 m/s
Vₜ = __ ?

a. t = __ ?

a = F / m
a = (-3000) / 1000
a = -3 m/s²

Vₜ = V₀ + at
0 = 30 - 3t
3t = 30
t = 10 s ✓

b. s = __ ?

Vₜ² = V₀² + 2as
0² = 30² - (2 × 3 × s)
900 = 6s
s = 150 m ✓