Respuesta :
Answer:
-27
Step-by-step explanation:
Substitute the numbers in for the variables:
(-9)(-1) — (-9)(-4)
Multiply it out and you'll get:
9 — 36
Then, just subtract:
-27
Answer:
-27
Step-by-step explanation:
Substitute the numbers in for the variables:
(-9)(-1) — (-9)(-4)
Multiply it out and you'll get:
9 — 36
Then, just subtract:
-27