Answer:
the 2nd
Step-by-step explanation:
ik
Answer:
6+9=15
Step-by-step explanation:
x+30=2x-70, x-70=30, x=100
180=(2(100)-70)+5y, 180=130+5y, 50=5y, y=10
Answer: 23
Step-by-step explanation:
A mathematical symbol, or combination of symbols, representing a value, or relation. Example: 2+2=4 .
Answer:
51t^3
Step-by-step explanation:
64+3=67
67 +(-16)=51
t^2 +t= t^3
now you just add them up but they cant be combined because one is a number and the other a variable w an exponent so we just get 51t^3
