7 x 3= 21 you can also use a calculator to help you
They probably want 880 pesos, since they asked you do intermediate rounding
but a more accurate answer would be
883.20 pesos
To combine the functions, you'd substitute in 2.76r for y in 0.16y. This would give you 0.16(2.76r), which simplifies to 0.4416r, but they want you round this to the nearest hundredth, so its really 0.44r. Substitute in the 2000 for r and you get 0.44 * 2000 which is 880 pesos
Answer:

Step-by-step explanation:
we know that
The perimeter of rectangle is equal to

In this problem we have


substitute in the formula and solve for L

simplify


Answer:
d=2_f - 9h_f
Step-by-step explanation:
es la segunda opción
Answer:
-15 and 1
Step-by-step explanation:
-15x1=-15
-15+1= -14