3 years ago

Solve for x. ax+bx=21

2 answers:

Darya [45]3 years ago

7 0

Ax+bx =21
on factorising x, we get
x( a+b) =21
x = 21/a+b

5 0

Ax + bx = 21

factor out x

x(a + b) = 21
x = 21/(a+b)

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aivan3 [116]

Answer:

yes

Step-by-step explanation:

Substitute x = - 3 and y = 2 into the left side of the inequality and compare the value obtained with the right side.

- 3 - 5(2) = - 3 - 10 = - 13 < 7

Thus (- 3, 2) is a solution of the inequality

7 0

2 years ago

sweet [91]

$-2\frac{1}{2}-(-1\frac{3}{4})=-\frac{5}{2}+\frac{7}{4}=-\frac{10}{4}+\frac{7}{4}=-\frac{3}{4}$

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3 years ago

Tanzania [10]

Answer:27d

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3 years ago

pav-90 [236]

Answer:

QR is equal to 5 since 13 is 5 less that 18. So since 13 was already taken, that leaves 5

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2 years ago

Oxana [17]

I’m pretty sure that the answer is D

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2 years ago