Answer:
x-12=18
Step-by-step explanation:
Answer:
Step-by-step explanation:
the last one
Answer:
yes
no
yes
no
Step-by-step explanation:
i think its right
Hmm,
ok,
complete square ok
wait wat
he went from
(x-3)²=16 to
x-3=16
?????
he square rooted the left side only
he has to do it to both sides
he should have done
(x-3)²=16
x-3=+/-4
x=3+/-4
x=7 or -1
Answer:
Emily's mother will donate $20
Step-by-step explanation:
0.5x20=10