gtsaling190 gtsaling190

03-11-2021
Mathematics

contestada

x+y=7

2x+7y=9

solve using elimination
I'll give brainliest

Respuesta :

wizard46 wizard46

03-11-2021

Step-by-step explanation:

7x+7y=7

-2x-7y=-9

7-7 will be Cut

so,

5x=-2

x=-2/5

x=-0.4

7(-0.4)+7y=7

-2.8+7y=7

7y=7+2.8

7y=9.8

y=9.8/7

y=1.4

HOPE IT HELPS!!

Answer Link

Otras preguntas

What is the volume of a rectangular box that has base area of 75 square inches and a height of 20 inches

what type of reaction produces a metal from its metal oxide

Which of the following stages of the cell cycle occurs immediately prior to mitosis? (A) G1 (B) G2 (C) S (D) M (E) cytokinesis Can you please explain with some

How do you think the people conquered by the Romans felt about their new rulers

57% of 109 is what number? plz help

Which statement best describes a capsid? a. A capsid deﬁnes the shape of the virus. b. A capsid is the outside coat of the virus. c. A capsid is a protein coat

A sighting from sea level to the top of a lighthouse was 60°. The lighthouse is known to rise 180 feet above sea level. What is the distance (to the nearest foo

Hinge Joints-These jointscan only move in one direction, like a door hinge. One bone works against another. Movement is back and forth on one plane.Examples:___

What would be m minus 4 in an algebraic expression

A punch recipe calls for 3 pints of orange juice does the recipe How many ounces oof oranges juice does it requirew