Answer:
(4+x) + x = 18; 2x=14; x=7; width = 7, length = 11
Step-by-step explanation:
Answer: - x - 120
Explanation: You want to find the opposite of (120-x) not just x, so you just put the negative symbol next to both the variables.
Answer:
the last answer choice
Step-by-step explanation:
Answer:
x = 4
Step-by-step explanation:
Subtract 1 from both sides:
10x = 40
Divide both sides by 10:
x = 4
Answer:
45-4=41 square units
Step-by-step explanation:
full shape area = 9x5=45
cut rectangle area = 4x1=4
blue shape area = 45-4=41