drewwilson07
drewwilson07
04-04-2016
Mathematics
contestada
Factorise and Solve
Respuesta :
Panoyin
Panoyin
04-04-2016
x² + 8x - 20 = 0
x² + 10x - 2x - 20 = 0
x(x) + x(10) - 2(x) - 2(10) = 0
x(x + 10) - 2(x + 10) = 0
(x - 2)(x + 10) = 0
x - 2 = 0 or x + 10 = 0
+ 2 + 2 - 10 - 10
x = 2 or x = -10
The answer is B.
Answer Link
VER TODAS LAS RESPUESTAS ( 57+ )
Otras preguntas
Match the description to the blotechnology R&D career it describes. process technician biomanufacturing specialist bioengineer biological technician researc
I need help with this plz give meh tha answer
What composes about 71% of Earth's outermost layer? A oceanic crust B asthenosphere С lithosphere D continental crust
Which of the following equations has a solution that is negative? A 10h - 9 = 18 B -10(h - 9) = 18 C -10(-h - 9) = 18 D -10h - 9 + 15h = 18 pleaseeee hewlpppp u
how does an ice cube cause hot coffee to become cool and through what heat transfer
Simplify the expression fully: 2(3x+4) + 3(x-1)
Help me please and ty <3
Which sentence has an inappropriate shift in person? When my dad was a kid, you had to walk to school every day. When my grandfather was young, people made a lo
Find the value of y in the equation 6(y+4) = 12 Group of answer choices y = 2 y = -2 y = 8 y = 6
I'll give brainliest