Answer is Correct. She could have also subtracted 100 from both sides, then divided by .
15 x .30 = 4.50 discount 15-4.50= 10.50
10.50 x .40 = 4.20
Final cost of shirt 10.50-4.20 = $6.30
Answer:
3(2040x-4039)/4x
Step-by-step explanation:
Can’t see the other graphs but C or D, the one most similar to A
Answer:
141x
Step-by-step explanation:
I just did PEMDAS
3x^2-33x-180
multiplied 3x^2 and got 6x
Subbed 180 by 33 and got 147x
then I subbed 147x by 66x and got 141x