Answer:
15x^2-3x-1
Step-by-step explanation:
All we have to do is collect like terms and calculate! Hope this helps!
Answer:
x=1/7
Step-by-step explanation:
x/2+x/5=1
make same denominators;
5x/10+2x/10=1
simplify;
7x=1
x=1/7
Answer:
1/3 or 2/6
Step-by-step explanation:
hope this helps :)
Answer:
Discount: $47.99 the 30 % off
Sale Price: $111.99 the final price
hope this helps
Step-by-step explanation:
49% because there's 98% that the test is right BUT you only have 0.5% chance to actually have it, so 98×0.5=49