PARCC Intermediate Mathematics 2

Question 1

What is the value of x in the equation 3(x - 4) = 2x + 5?

Accepted Answer

17

Answer

Distribute to get 3x - 12 = 2x + 5, then subtract 2x and add 12 to get x = 17.

Question 2

A line passes through points (2, 3) and (6, 11). What is its slope?

Accepted Answer

2

Answer

Slope = (11 - 3)/(6 - 2) = 8/4 = 2.

Question 3

What is 40% of 250?

Accepted Answer

100

Answer

0.40 × 250 = 100.

Question 4

Simplify the expression: 5x + 3 - 2x + 7.

Accepted Answer

3x + 10

Answer

Combine 5x - 2x = 3x and 3 + 7 = 10 to get 3x + 10.

Question 5

What is the area of a triangle with base 12 cm and height 5 cm?

Accepted Answer

30 cm²

Answer

Area = ½ × base × height = ½ × 12 × 5 = 30 cm².

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