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storchak [24]
3 years ago
5

How do I solve this problem?

Mathematics
1 answer:
Gre4nikov [31]3 years ago
3 0
(6b + 42)(b - 3)
To check the answer, use the method FOIL.

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#1 2x-16<-18
Evgesh-ka [11]

Answer:

if it's finding x

#1 x<-1

#2 x<4

Step-by-step explanation:

#1

2x-16<-18

add 16 to both sides

2x<-2

then divide 2 to both sides

x<-1

#2

2x-16+4x<8

add like terms

6x-16+<8

add sixteen to both sides

6x<24

divide six to both sides

x<4

5 0
3 years ago
Help me please..........
romanna [79]

Answer: <em>(-3; -11)</em>

Step-by-step explanation:

\left \bigg \{ {\big{y=7x+10} \atop\big {y=-4x-23}} \right.\\\\7x+10=-4x-23\\7x+10-10=-4x-23-10\\7x=-4x-33\\7x+4x=-4x-33+4x\\11x=-33\\11x \div 11=-33 \div 11\\x=-3\\\\y=7x+10\\y=7 \times (-3)+10=-21+10=-11

5 0
3 years ago
Which gives the correct values for points A, B, C, and D?
beks73 [17]

Answer:

The correct answer for this problem is the 2nd one because all you have to do is count how far each one is from -1 and -2

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Work out m and c for the line: y = 10 x
alekssr [168]

Answer:

The slope is 10 and the y intercept 0

Step-by-step explanation:

m is 10 and c is 0. The reason why is because m is the slope and c is the y intercept.

8 0
3 years ago
Read 2 more answers
Which of the following shows the number 7.12 x 10^-3 written in standard form? Answer choices : 0.00712 : 0.0712 : 0.712 : 7,120
svet-max [94.6K]
<span>written in standard form
</span><span>
7.12 x 10^-3  = 0.00712

hope it helps</span>
7 0
3 years ago
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