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Degger [83]
3 years ago
9

Solve for a: −40+10a=-70

Mathematics
2 answers:
gayaneshka [121]3 years ago
7 0

Answer:

a = -3

Step-by-step explanation:

−40 + 10a = -70

10a = -70 + 40

10a = -30

a = -30/10

a = -3

sveta [45]3 years ago
6 0
1.add 40 to -70 (10a=-30)
2. Multiply 10a and -30 by 10
3. The answer is: a=-3
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3 0
3 years ago
Brainly pls help me on this question.
maw [93]

Answer:

16ft

Step-by-step explanation:

The answer is 16ft because the area of a trapezoid is a + b/2  x h.

5 + 8/2 = 13/2 = 6.5

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8 0
2 years ago
nika is making cakes for a bake sale at school when she realizes she is running out of milk, each cake requires 1/4 cups of milk
Reil [10]

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3 0
2 years ago
QUICK HELP PLEASE!!!!
Andrew [12]

h = 2t - d

multiply both sides by 2 to eliminate the fraction

2t = d + h

subtract d from both sides

2t - d = h ⇒ h = 2t - d


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3 years ago
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