How did the number of African Americans in manufacturing change during World War II in
Texas?
A. doubled
B. quadrupled
C. stayed the same
D. tripled

Which of the following are accepted without proof in a logical system? check all that apply.

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?