missdivavia
missdivavia
02-10-2017
Mathematics
contestada
[tex] \sqrt{26x+13} = x+7[/tex]
Respuesta :
lucyfiennes
lucyfiennes
02-10-2017
√26+13 ² = (x+7)²
26x + 13 = X² +14X + 49
26X +13 - X² -14X - 49 = 0
12X - X² - 36 = 0
-(X²-12X+36) = 0
-(X-6)² = 0
(X-6)² = 0
X-6 = 0
X= 6
Answer Link
VER TODAS LAS RESPUESTAS ( 77+ )
Otras preguntas
The sales tax rate is 8%. Estimate the tax on a jacket that costs $69.95.
Place the mouse, fruit fly, duck, and gorilla in order of their relatedness to humans, from least related to most related. a. mouse - fruit fly - duck - gorilla b
How do enzymes help to carry out biochemical reactions? A. By decreasing the energy of the reactants B. By increasing the activation energy of the reaction C. B
Which technological development enabled European navigators to determine their location during the Age of Exploration? (1) lateen sail (2) astrolabe (3) cross
An object of mass 2 kg has a linear momentum of magnitude 6 kg • m/s. What is this object’s kinetic energy?
If y^8= 4 and y^7=3/x, what is the value of y in terms of x?
If 4x+5y=10 and x+3y = 8 then (5x+8y)/3=
If 4x+5y=10 and x+3y = 8 then (5x+8y)/3=
Can someone explain lesson 6.3 math boxes in everyday math regarding the missing numbers on the number lines
If a circle is cut from a square piece of plywood, how much plywood would be left over? Use 3.14 for pi
