数学题英语怎么说

1. What is the value of X in the equation 2X + 3 = 11?

这个方程式中X的值是多少？

2. Simplify the expression 2(3x + 4) - 5x.

简化表达式2(3x + 4) - 5x。

3. If a pizza has a diameter of 12 inches, what is its circumference?

如果一个披萨的直径是12英寸，它的周长是多少？

4. Solve the equation 5x - 2 = 3x + 10.

解方程式5x - 2 = 3x + 10。

5. What is the slope of the line that passes through the points (3, 4) and (5, 8)?

通过点(3, 4)和(5, 8)的直线的斜率是多少？