Answer:
16, 8, 23
Step-by-step explanation:
2x+x+x+15=47
4x+15=47
4x=32
x=8
2x=16
x+15=23
Answer:
A - the real answer is 7
Step-by-step explanation:
g²=49 (square root 49 to get 7)
B) not sure - possibly wrote the negative sign as a mistake
Answer:
5 i think. im not good at math. sorry if wrong