Solve the system of equations. y=x²-6
y = -2x + 9

A. (-5, 19) and (-3, 15)
B. (3, 3) and (5, -1)
C. (-5, 19) and (3, 3)
O D. (-3, 15) and (5, -1)

ANSWER ASAP!

Which is the standard form for this number? (4 x 1 100 ) + (8 x 1 1,000 ) + ( 3 x 1 100,000 ) ? a) 0.004803 b) 0.04803 c) 0.0483 d) 0.483

Hi my sisters and brothers can tell me the answer because i don’t understand the question

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?