Respuesta :
Answer:
57
Step-by-step explanation:
4(x+y)−1+2z
Let x=3 and y =12 and z=-1
4(3+12) -1 +2(-1)
Do the parentheses first
4(15) -1 +2(-1)
Then multiply
60 -1 -2
Then add from left to right
57
Answer:
61
Step-by-step explanation:
4(3+12)-1+2*1
4(15)-1+2*1
60-1+2
59+2
61