1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
castortr0y [4]
3 years ago
13

Help with these two please

Mathematics
2 answers:
kolbaska11 [484]3 years ago
5 0
The answer to the question is 5 -5
ad-work [718]3 years ago
3 0
1. 2x^2=50 -> x^2=25 -> sqrt(x^2) = sqrt(25) -> x = +/- 5

2. (c+9)^2 = 64 -> square root both sides ->
(a) c+9=8 -> c= c= 8-9 -> c=-1
(b) c+9= -8 -> c= -8-9 -> c= -17


You might be interested in
Which statement is true about the graphs of the two lines y = -5/4x + 2 and y =-5/4 x-1/2 ?
oksian1 [2.3K]

Answer:

They are both parallel lines

Step-by-step explanation:

they both have the slope of -5/4

8 0
3 years ago
Solve the equation by completing the sqaure. if necessary round to the nearest hundreth x^2+4x=1
viktelen [127]

Answer:

x = ± √ 5 − 2

Step-by-step explanation:

5 0
3 years ago
You start a savings account and on the first week you deposit $2. Every
vlada-n [284]

Answer:

558 weeks

Step-by-step explanation:

let x = number of weeks

this equation can be derived from the question

2 + 1x = 560

collect like terms

x = 560 - 2

x = 558

5 0
3 years ago
Answer this: 15 cookies to 40 brownies as a ratio in simplest form.
Nutka1998 [239]
Solutions

⇒15 Cookie to 40 brownies can be written as 15:40

⇒15:40 is the ratio we have to simplify

The GCF of 15 and 40 is 5 so we divide them by 5 

15 ÷ 5 = 3
40 ÷ 5 = 8

3:8 is in simplest form



8 0
3 years ago
Read 2 more answers
Task: Population of a Species
Cloud [144]

Answer:

C(t) = 20t

Step-by-step explanation:

The graph of C(t) appears to be linear

The y intercept is 0

The slope is 200/10 = 20

y = mx+b  where m is the slope and b is the y intercept

y = 20x+0

y = 20x

C(t) = 20t

4 0
2 years ago
Read 2 more answers
Other questions:
  • Simplify the following expression: (Multiple Choice)
    9·1 answer
  • Examples of when you will use box and whisker plots in the real world
    11·1 answer
  • A line has an x-intercept of -2 and a y-intercept of 8. What is the slope of the line ?
    9·1 answer
  • Prove for every positive integer n that 2! * 4! * 6! ... (2n)! ≥ [(n + 1)]^n.
    13·1 answer
  • A package of 24 Oreo cookies cost $3.89. How much would 3 cookies cost? 5 cookies?
    11·1 answer
  • a company has thousand and $4582 to give out in bonuses in amount is to be given out equally to each of the 22 employees. a mana
    7·1 answer
  • Solve the simultaneous equations <br> 2x+3y=13<br> 4x-y=-2
    5·1 answer
  • Simplify please help with the question
    12·2 answers
  • Hi! please help i’ll give brainliest
    5·1 answer
  • Thanks to all my new followers ​
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!