Answer:
The answer is Algebra .
Step-by-step explanation:
because al-Khwarizmi is known as the father of algebra.
Answer:
22
Step-by-step explanation:
21.6 would round up because 6 is closer to 10 than it is 0
He made his first mistake in step 5. He used the statement he was trying to prove as a reason.
hope that helps
Answer:
28 = 14 + x, 51 = 38 + x
Step-by-step explanation:
I got both sums because the last part says "is 28" and "is fifty-one," signaling that they each take up one side of the equation. Sum means add (so a + sign) and more than also means add (in this case). X just stands for the numbers not given.