E, 56, because you have 28 dollars, and you have to multiply that by two to get half dollars. 28*2=56.
297 because 289 rounds to 290 plus 7 is 297
Answer:
884736
Step-by-step explanation:
Multiply using the order of operations, from left to right.
Answer:
x = 
Step-by-step explanation:
Given
+
= 1
Multiply through by ab to clear the fractions
bx + ax = ab ← factor out x from each term on the left side
x(b + a) = ab ← divide both sides by (b + a)
x = 