If it is 30% off, then ur actually paying 70%
70% of 4.50....turn percent to decimal...." of " means multiply
0.70(4.50) = 3.15 <==
another way...
4.50 - 0.30(4.50) = 4.50 - 1.35 = 3.15 <==
either way, u will get the same answer :)
2(3a+8) I used photo math, and it gave me a step by step. The top steps are factor the expressions (20a+4)-(14a-12), which is (4(5a+1)-2(7a-6)
Answer:


Step-by-step explanation:

Answer:
<h3>1. 3.98 , 6.134 , 8.015</h3><h3>2. 0.541 , 0.521 , 0.314</h3><h3>3. 19.006 , 19.06 , 19.6</h3><h3>4. 0.7134 , 7.134 , 714.4</h3><h3>5. 590.817 , 5,190.18 , 509.107</h3>
Step-by-step explanation:
I HOPE IT HELPS :)