Answer:
Step-by-step explanation:
We have:
<em> subtract 7a from both sides</em>
<em>add 3 to both sides</em>
7 1/4 - 5 3/4= 1 1/2 because you can either 1) change it into decimals: 7.25-5.75 and do simple subtraction or... 2) u can change the 7 to a 6 and add 4 to the numerator of 1/4 making the equation 6 5/4 - 5 3/4 = 1 2/4 which simplified to 1 1/2 I hope I didn’t confuse you! :))
Step-by-step explanation:
let the younger person be x and older be y
4x + 9 = 24
4x = 15
x = 3.75
y = 24 - 3.75
y = 20.25
Answer: <u><em>just a heads up</em></u>
my boats speed is 7 so
x=other boats speed times 2?
Step-by-step explanation:
i am just guessing so please do not take this to seriously
Answer:
y=-14
Step-by-step explanation:
-y+9=23
-y=14
y=-14