90 divided by 2= 45 so x=45
2•45=90
So, for the next one y=60 because 90+90=180
3•60-2•45=90
Answer:
iacbsc kakwc s s k kd sdidv d lm vdfj
Step-by-step explanation:
Answer:
the correct answer is 4
Step-by-step explanation:
y = x^2 + x - 5
y = 4^2 + 4 - 5
y= 16 + 4 -5
y = 15
She had both on May 5
swimming lessons every 5th day
5,10,15,20
diving lessons every 3rd day...
3,6,9,12,15
so they both have a common multiple of 15
so fifteen days after May 5 = May 20 <==