Answer:
Step-by-step explanation:
5x+30=45
5x+30 -30=45 -30
5x =15
divid by 5 : x =3
equations that are equivalent to 5x+30=45 are : 5x =15 and x =3
Answer:
15 units.
Step-by-step explanation:
The hypotenuse of the smaller triangle = sqrt (3^2 + 4^2)
= sqrt 25 = 5.
As the scale factor is 1:3 the hypotenuse of the larger triangle = 5 * 3
= 15.
Answer:
10:05
Step-by-step explanation:
10:05
7:40+2 hours =9:40+25=10:05