Answer:
the answer is easy.
Step-by-step explanation:
Answer:
answer is option A
A, 4+12>6✓
12+6>4✓
4+6>12×
because sum of two sides lengths ina a triangle should greater than the other side's length
i)
Pythagorean's theorem: √50
j)
Pythagorean's theorem: √1/2
Given the equation 9x = -63, the numerical value of x is -7.
<h3>What is the solution to the given equation?</h3>
Given the equation in the question;
9x = -63
To determine the value of x, we divide both sides by the coefficient of x.
9x = -63
9x/9 = -63/9
x = -7
Given the equation 9x = -63, the numerical value of x is -7.
Learn more about equations here: brainly.com/question/14686792
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5.70c + 9.80a = 1526.60
a = 4c
5.70c + 9.80(4c) = 1526.60
5.70c + 39.20c = 1526.60
44.90c = 1526.60
c = 1526.60/44.90
c = 34 <=== child tickets sold
a = 4c
a = 4(34)
a = 136 ...adult tickets sold