destinyavi24 destinyavi24
  • 23-02-2021
  • Mathematics
contestada

If a number is decreased by 8, the result is -21. What is the
number?
Need solution and equation !!

Respuesta :

Аноним Аноним
  • 23-02-2021

Answer:

answer = -13

Step-by-step explanation:

number = x

x - 8 = -21

x = -21 + 8

  = -13

Recheck :

num = - 13

decreased by 8 = - 13 -8 = -21

Answer Link

Otras preguntas

What is the exact area of a circle whose diameter is 14 cm? A. 14 straight pi cm2 B. 28 straight pi cm2 C. 49 straight pi cm2 D. 196 straight pi cm2
Which sentence is written correctly? A. Sophie doesn't know nothing about this movie. B. I would never leave town without a spare tire in the car. C. Fiona said
Simplify completely:
I need help on this question, It's for Algebra 1 Simplify the following expression. (7x2 + 4x - 7) + (4x2 - 6x + 4)
Simply the square root of 63
Factor the trinomial: -2x²-16x-24
Determine the length and midpoint of the segment whose endpoints are (–15, 9) and (–4, 11).
What piece of legislation helped to expand the middle class? the Civil Rights Act the Federal Highway Act the Servicemen’s Readjustment Act the Voting Rights Ac
A large giraffe eats 34 kilograms of leaves and twigs each day. How many kilograms of leaves and twigs would 17 large giraffes eat in a day?
a box contains 100 pens.In each box there are 38 black pens and 42 blue pens,while the rest are green pens.Mr.Cane buys 6 boxes of pens.How many green pens does