isabellarenee
isabellarenee
25-09-2018
Mathematics
contestada
How do I solve this?
Respuesta :
Gal52
Gal52
25-09-2018
Complementary is 90 degrees.
Setting the equation
7x+4+4x+9=90
Combining like terms
11x+13=90
Subtract
11x=77
Divide
x=7
Plug the value of x into each of the equations
7(7)+4
49+4
53=<A
4(7)+9
28+9
37=<B
Answer Link
VER TODAS LAS RESPUESTAS ( 39+ )
Otras preguntas
Post WWII Germany was divided into four zones with the Americans occupying one zone and all of the following countries occupying a zone EXCEPT: a. USSR c. Franc
Write the name of the period that has the digits 486 in 751,486
how to convert 9.4 into a fraction
The reign of the Gupta Empire was known as India’s
Theo had a balance of -4 in his savings account. After making a deposit , he has $25 in his account. What is the overall change to his account?
What is the sum of 2/5 and 2/4?
Private land is generally used for _______. a. homes b. businesses c. factories d. all of the above
A sporting goods store ordered new bikes and scooters. For every 3 bikes ordered, 4 scooters were ordered. However, bikes were more popular than scooters so the
Order from least to greatest 4/5 3/4 0.88
What are 3 services offered by medical offices
