The formula for perimeter is 2L + 2W and the formula for the area is L * W, since we don't know the width we will divide 35:7 = 5 and he the measurement for the width.
Now just add L + W = 12 and multiply by 2 the answer is 24
Or 2 * 7 + 2 * 5 = 24
Answer:Andrew tarda 19 minutos en ducharse y desayunar
Explicación paso a paso:
720 seg de ducharse + 420 segundos de su desayuno dan igual a 1140 segudnos
a este numero de segundos hay que pasarlo a minutos. El resultado es 19 minutos que son 1140 segundos
Step-by-step explanation:
Go ask your professor for advice it is much better for any normal person
Subtract the 2 equations
7x+2y=-19
- -x+2y = 21
--------------------------
8x +0y=-2
x= -1/4
Answer:
3.5km
Step-by-step explanation:
not sure but this is how I'll do it tho
distance= 7 x 1/2 = 3.5 (km)