A. Realiza las siguiente operaciones Paso a paso a)5-6+ (-9)-(-5)+1=
b) -2-7+ (-4)+6-1=
c) 8-(-2)+7-(-8)-6+3=
d) 1-(-5)-16+4+ (-12)+ (-3)-7=

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Acone with volume 1350 m³ is dilated by a scale factor of 1/3. what is the volume of the resulting cone? enter your answer in the box. m³

Write the factored form of this trinomial 9x^2+18x-7