Answer:
56
Step-by-step explanation:
Answer:
20 - 19.67 = .33
Step-by-step explanation:
33 cents
If 21 is added to (+ 21) a number (x) the result (=) is 40 less than (- 40) twice the number (2x)
x + 21 = 2x - 40 Add 40 to both sides
x + 61 = 2x Subtract x from both sides
61 = x Switch the sides to make it easier to read
x = 61