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otez555 [7]
3 years ago
10

Line EF has an equation of a line y = -2x + 7, and line GH has an equation of a line y = x -1. These two lines are

Mathematics
1 answer:
Dmitry_Shevchenko [17]3 years ago
7 0
Intersecting but not at a right angle
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-v + 5 + 4v = 1 + 5v + 3
leonid [27]
5+4v-v=1+3+5v
5+3v=4+5v
minus 3v both sides
5+3v-3v=4+5v-3v
5+0=4+2v
5=4+2v
minus 4 both sides
5-4=4-4+2v
1=0+2v
1=2v
divide both sides by 2
1/2=v
3 0
3 years ago
Read 2 more answers
Simplify the given expression. (4x2squared-15x-21)+3x2squared-10)
Bess [88]

Answer:

7x^{2} - 15x -31

Step-by-step explanation:

(4x^{2} - 15x -21) + 3x^{2}  - 10 = 4x^{2} + 3x^{2} - 15x -21  - 10 = 7x^{2} - 15x -31

4 0
3 years ago
What is the metric system
Anettt [7]

Answer:

the decimal measuring system based on the meter, liter, and gram as units of length, capacity, and weight or mass. The system was first proposed by the French astronomer and mathematician Gabriel Mouton (1618–94) in 1670 and was standardized in France under the Republican government in the 1790s.

Step-by-step explanation:

7 0
3 years ago
Is this right. If it is thanks
Natali [406]

Answer:

yes

Step-by-step explanation:

yes

4 0
3 years ago
10
Mrrafil [7]

Answer:

£510

Step-by-step explanation:

Simple interest = (principal × rate × time) / 100

Principal = £1700

Rate = 10%

Time = 3 years

Simple interest = (principal × rate × time) / 100

= (1700 × 10 × 3) / 100

= 51,000/100

= 510

Simple interest = £510

7 0
3 years ago
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