kaleykaley kaleykaley
  • 14-04-2019
  • Mathematics
contestada

Answer!!!!!!!!!!!!!and explain plz

Answerand explain plz class=

Respuesta :

jackie3811 jackie3811
  • 14-04-2019
D

add 49 to both sides to get x by itself
x^2 - 49 = 0
+49 +49

square root both sides to get rid of the square
√x^2 = √49
x= ±7

since both -7 and 7 are square roots to 49, it’s D
Answer Link

Otras preguntas

Identify one argument against American Imperialism. Question 2 options: The United States had sufficient sources of raw materials so there was no need for imper
Use a calculator to evaluate cot 3.14/5
Bailey writes 5 + 8 on the left-hand side of a paper and then writes 4 + 9 to the right of it. Which symbol should Bailey write between the two sets of numbers
What is the meaning for life
The Peloponnesian War ended with _____. A. The defeat of Sparta B. A treaty between Athens and Sparta C. A shaky truce between Athens and Sparta D. The defeat o
Solve for x in the figure below.
Select all that apply. What type of positions will an employment agency help you find? temporary part time permanent full time temporary full time permanent pa
Find the value of x. Round to the nearest tenth of the right triangle. hypotenuse is x, side leg is 12, and angle is 47
Why is 3/4 bigher than 7/8
if you are trying to reduce your debt, which of these expenses should you consider cutting out or cutting back on first?