Answer: 10 - 2√21
Step-by-step explanation: I simplified your question by using an online calculator. :)
Answer:
True.
Step-by-step explanation:
1.323 as a percent is 132.3% because you take the decimal and move it two spaces to the right->
Hi there! :)

m(x) = 4x + 15
Find the value of "x" that would satisfy m(x) = 7:
4x + 15 = 7
Subtract 15 from both sides:
4x = -8
Divide both sides by 4:
x = -2.