Yadji
Yadji Yadji
  • 22-10-2020
  • Mathematics
contestada

Sabrina spent half of her allowance going to the movies .She mowed the lawn and earned 10 dollars. What is her weekly allowance if she ended 15 dollars​

Respuesta :

grantgreving1
grantgreving1 grantgreving1
  • 22-10-2020

Answer:

allowance = 10

Step-by-step explanation:

15 = a - (a/2) + 10

2(5) = a - (a/2)2

10 = a

check:

15 = 10 - (10/2) + 10

15 = 10 - 5 + 10

15 = 5 + 10

15 = 15

Answer Link

Otras preguntas

Initial ideas that are believed to be true and from which a person begins to reason are called: presuppositions theories laws hypotheses
What victories lent optimism to German troops in early 1942
0.34 x 9 = ? (Help me, please!)
a point on a mountain beyond which trees cannot grow is the ? line.
a cereal box is 19 cm long 6 cm wide and 28 cm cm high. an artist is trying to create a design for the box. what is the surface area the artist needs to cover?
how many fourths in 4 1/4
A circle has a circumference of 60 cm. What is the area of the circle.
The best source of internal motivation is from
Which step would help a student find the molecular formula of a compound from the empirical formula? Multiply the ratio of the actual mass of the compound to th
the unsuccessful invasion of Cuba was the