See, pls, the suggested explanation:
3(5x-1)²=27 ⇔ 75x²-30x-24=0 ⇔ 25x²-10x-8=0 ⇒
Answer:
20a + 18b
Step-by-step explanation:
17 + 13 = 20 and 25 - 7 = 18. combine the a's and the b's
You don't always have a ruler or any other measuring device with you, but most people have their fingertip. :)