Which description best describes the solution to the following system of equations? y = −one-half. gifx + 9
y = x + 7

a
Lines y = −one-half. gifx + 9 and y = x + 7 intersect the x-axis.

b
Lines y = −one-half. gifx + 9 and y = x + 7 intersect the y-axis.

c
Line y = −one-half. gifx + 9 intersects the origin.

d
Line y = −one-half. gifx + 9 intersects line y = x + 7.

Of the ones listed here, the factor that had the greatest impact on the eventual destruction of native americans' ways of life was the development of the a) automobile. b) highway. c) railroad. d) steamboat.

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Emily convinced her mom to buy a giant box of her favorite cereal. her mom doesn't think the box will fit on their shelf. the volume of the box is 1000 cm^3 . the base of the box is 25 cm by 10 cm