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kirza4 [7]
3 years ago
10

Use substitution to solve the linear system of equations. y= -4x +5 y = 6x-5

Mathematics
1 answer:
monitta3 years ago
8 0

Answer:

hi

Step-by-step explanation:

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PLEASEEEE HELPPP MEEE WITHHH THISS QUESTIONN PLEASEEE!!!!<br> I NEED A GREAT EXPLANATION PLEASEE!!!!
ipn [44]

The diagonal of a rhombus divides it into two congruent isosceles triangles.

So ∠CBD ≅ ∠CDB

∠CBD + ∠CDB + 68 = 180

2∠CBD = 180 - 68 = 112

∠CBD = 56

We also have

∠BDE + ∠E + ∠DBE = 180

∠DBE = 180 - 73 - 36 = 71

∠EBC = ∠EBD - ∠CBD = 71 - 56 = 15

Answer: ∠EBC = 15 degrees

4 0
3 years ago
My baby sister was born 2 ½ ago . how many months old is she​
TiliK225 [7]
It’s 30 months because 2.5 years old times 12 months in a year is 30
3 0
3 years ago
If you have a decimal answer, round to the nearest tenth!<br> 2/3c−4=8
Alenkasestr [34]

Answer:

= 18

Step-by-step explanation:

7 0
2 years ago
Last summer, Marion was 3 1/2 feet tall. She was 4 inches taller than her brother Elijah. She was 1 1/4 feet shorter than her si
solniwko [45]

Answer:

Answers below

Step-by-step explanation:

Marion: 42 inches

Elijah: 38 inches

Lorie: 57 inches

Convert each to inches and solve.

Hope this helps!

8 0
3 years ago
Which of the four representations are incorrect?
kolezko [41]

Answer:

The equation is wrong

Step-by-step explanation:

if you read the description closley, it matches eith rhe table and the graph but if you know how to do the equation, its no -5/2x+40

3 0
3 years ago
Read 2 more answers
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