A variable is a letter, for example x, y or z, that represents an unspecified number.
6 + x = 12
To evaluate an algebraic expression, you have to substitute a number for each variable and perform the arithmetic operations. In the example above, the variable x is equal to 6 since 6 + 6 = 12.
Answer:
26
Step-by-step explanation:
8 feet times 6 feet is 48 feet, B x H = A for rectangles...
Answer:
OM AND BC, MN AND AC, AND ON AND AB
Answer:
0.91
Step-by-step explanation:
