4(9+7-9)
the nines cancel
4*7 =28
Answer:
X=6
Step-by-step explanation:
Move the variable to get 9x-7x=12
collect like terms to get 2x=12
divide to get 6
Answer:
D. $3000
Step-by-step explanation:
Just did the test
1^81, 9^2, 3^4. the others are rather to high or to low
= 488000
(real number)
= 4.88 × 105
(scientific notation)
<span>= 4.88e5
maybe this will help ?</span>