rrooga
rrooga
26-02-2020
Mathematics
contestada
Solve each question mentally
-3x = 21
Respuesta :
myakponce95
myakponce95
26-02-2020
x = -7
3 • 7 = 21
-3 • (-7) = 21
If you multiply two negative numbers you’ll end up with a positive. Thus, - 3 (-7) = 21.
Answer Link
VER TODAS LAS RESPUESTAS ( 86+ )
Otras preguntas
A rocket lifted off from a launch pad and traveled vertically 30 km, then traveled 40 km at 30 degrees from the vertical, and then traveled 100 km at 45 degrees
What kind of molecule is an enzyme? Why are enzymes important in cell?
Draw 2 lines in a triangle. Make 2 triangles and 2 trapezoids.
The scale of a square map indicates that each inch on the map corresponds to 5 miles. Write an expression that describes the area of land shown on the map. If t
solve using the substitution and elimination method 3a-12b=9 4a-5b=3 can someone please help?
solve using the substitution and elimination method 3a-12b=9 4a-5b=3 can someone please help?
what is the solution for this inequality -10x <40
what is 0.000702 in scientific notation.
The scale of a square map indicates that each inch on the map corresponds to 5 miles. Write an expression that describes the area of land shown on the map. If t
Draw 2 lines in a triangle. Make 2 triangles and 2 trapezoids.