lanasalt1517
lanasalt1517
15-12-2017
Mathematics
contestada
Solve the following equation: r2+6r=27
Respuesta :
lanihutley
lanihutley
15-12-2017
2r+6r=27
8r=27
*divide both side by 8
r=3.75
Answer Link
jorel1380
jorel1380
15-12-2017
r²+6r=27
r²+6r+9=27+9
(r+3)²=36
r+3=±6
r=3, -9
☺☺☺☺
Answer Link
VER TODAS LAS RESPUESTAS ( 55+ )
Otras preguntas
Question: E2.1 Calculation of the effects of consolidation under the parent and entity theoriesPhi acquired an 80% ownership interest in Alpha on 1 January
Which of the following notes do not belong to the diatonic scale? For example, in the scale of C major (the white notes on the piano), the black keys (sharps an
A box contains a total of $11.40 in nickels, dimes, and quarters. There are twice as many nickels as dimes and three times as many quarters as dimes. Use algebr
What do you think will happen if the rock is countinously submerged in the water and moved multiple times?
Why does margin of error have no relevance for confidence interval estimates of or ²?a) Because the margin of error is always zero for population parametersb)
What is the area of square with sides 2 1/2 ft answer
Consider the matrices. L=[21−32], M=⎡⎣⎢⎢⎢⎢−1−22−17−6−310⎤⎦⎥⎥⎥⎥, N=[1234], P=[0000], and Q=[−6−8] What products are defined for these matrices? Drag the operatio
Which http error code would indicate a redirect A) 301 B) 302 C) 303 D) 307
Question 1(Multiple Choice Worth 2 points) (Slope-Intercept Form MC) The table represents a linear relationship. x −2 0 1 y −4 4 8 Which equation represent
The total cost of producing Q units of a commodity is C(Q) = 2Q² + 10Q + 32, Q > 0. Find the value of Q which minimizes the average cost.a. Q = 1b. Q = 5c. Q