Took 3 of us in grade 10 but johns present age is 77.5 and his sister is 72.5
Answer:
fourth are in one half
Step-by-step explanation:
please mark me as brainlist please
I'll show a step-by-step. I'm not in the mood to explain right now lol.
2(x-2.6)+2.91=7.71
2x-5.2+2.91=7.71
+5.20 +5.20
2x+2.91=12.91
-2.91 -2.91
2x=10
/2 /2
x=5
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hope it helps
sorry if it doesn't
Answer:
B: 4x10 + 2x3
Step-by-step explanation:
Answer:
Combined time: 55.316 seconds
The difference in times: 0.856 seconds
Tips:
It is addition and subtraction. A basic calculator should help with any other questions such as this one!
