Mathematics, 05.05.2020 12:58, Dragon63770
\qquad\begin{aligned} 3(a+7)&=-33 \\ a+7&=-11&\green{\text{Step } 1} \\ a&=-4&\blue{\text{Step } 2} \end{aligned}
3(a+7)
a+7
a
=−33
=−11
=−4
Step 1
Step 2
Find Betsie's mistake.
Choose 1
Choose 1
(Choice A)
A
\green{\text{Step }1}Step 1start color #28ae7b, start text, S, t, e, p, space, end text, 1, end color #28ae7b
(Choice B)
B
\blue{\text{Step }2}Step 2start color #6495ed, start text, S, t, e, p, space, end text, 2, end color #6495ed
(Choice C)
C
Betsie did not make a mistake.
Answers: 2
Mathematics, 21.06.2019 13:00, smortandsons
(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.
Answers: 3
Mathematics, 21.06.2019 23:50, BreBreDoeCCx
You so much whoever answers with accuracy •the parent function of the graph of f(x) is the square root function, which was reflected across the x-axis. which of the following is the equation of f(x)?
Answers: 1
Mathematics, 22.06.2019 03:30, ruddymorales1123
More challenges: 1) factor out the indicated quantity.8mn² + 7mn - m : factor out the quantity -m2) factor the polynomial by grouping.2vw + 7cv + 14cw + 49c²3) factor completely using the difference of squares along with factoring by grouping.25v³ - 25v² - 4v + 44) factor the sum of cubes. 125x³ + 645) q³ + 27r³6) factor completely. use difference of squares.729p^6 - 6^67) solve the equation(7x + 4)(9x - 1) = 08) a. find the values of x for which f (x) = 0b. find f (0)f (x) = x² + 2x - 489) find the x and y-intercepts for the function defined by y = f (x)f (x) = (x + 3)(x + 4)(x - 1)²10) factor the trinomial completely by using any method. remember to look for a common factor first. 3v² - 2v - 16
Answers: 2
\qquad\begin{aligned} 3(a+7)&=-33 \\ a+7&=-11&\green{\text{Step } 1} \\ a&=-4&\b...