Respuesta :
Answer:
-89
Step-by-step explanation:
k = 10(-7) - 19
k = -70 - 19
k= -89
Answer:
k=-89
Step-by-step explanation:
to understand the solving steps
you need to know about:
- algebra
- PEMDAS
given:
k=10t-19
t=-7
to find:
k
let's solve:
k=10t-19 (given)
k=10.-7-19 (as t=-7)
k=-70-19 (multiply)
k=-(70+19) (factor out negative sign from the expression)
k=-(89) (add)
k=-89