Will mark brainliest! What are the slope and the y-intercept of the linear function that is represented by the table?

The slope is -3, and the y-intercept is -1/2

The slope is -3, and the y-intercept is 3/2

The slope is 3, and the y-intercept is -1/2

The slope is 3, and the y-intercept is 3/2

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Which number line correctly shows 0.8 + 0.3?

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?