elephant2001 elephant2001

03-11-2016
Mathematics

contestada

What is the value of x in the equation 3x – 4y = 65, when y = 4?

Respuesta :

texaschic101 texaschic101

03-11-2016

so we r gonna sub in 4 for y and solve for x

3x - 4y = 65
3x - 4(4) = 65
3x - 16 = 65
3x = 65 + 16
3x = 81
x = 81/3
x = 27...so when y = 4, x = 27

Answer Link

Otras preguntas

Which statement is true about the two lines whose equations are given below? 4x - 2y= 5 4x + 2y=5 Choices They are parallel They are perpendicular They inte

what is the most important thibg one must do when solving an algerbraic equation

Which shape represents 6% of the rectangle?

i need help and a right answer.

Can some one find the area and perimeter?? Please!!!

Approximately how many atoms of carbon are present in a 120 gram sample of carbon?

FritingIn which sentence below is the phrase that fell apart used correctlyA.That fell apart table is in the kitchen.B.The table that fell apart is in the kitch

YOU CAN CHOOSE MORE THAN ONE Study the following list of words. Check all the words which could be categorized as NOISY words. Use your dictionary or thesaurus

A tourist has planned a trip to cover the distance of 640 miles, driving at some constant speed. However, when he already covered a quarter of the distance, he

Tammy says the quotient of 793 ÷ 6 is 132 r1. Use multiplication to check Tammy's answer. × 6 + 1 = Tammy's answer is .