Yuson must complete 30 hours of community service. She does 2 hours each day. Which linear equation represents the hours Yuson has left after x days? A.) y= -2x + 30
B.) y= 2x + 30
C.) y= -2x - 30
D.) y= 2x - 30

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

What is the x-intercept and y-intercept of the equation 2x+1. 2o

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)