ISkS on a place value chart. Write an equation, and express the product in standard form. a. 2 copies of 4 tenths b. 4 groups of 5 hundredths

Q: A girl had 20 coins in nickels and dimes whose sum was $ 1.40. She spent 65, using 8 coins. She now…

A: According to question , a girl had 20 coins in nickels and dimes. i.e N + D = 20 ------ (1)  where N…

Q: Evaluate the expression -x²+5x+8 for x =-4

A:

Q: Simplify the following under Zs and Z7. (-4) + a. 3 -2 b. 3-1 -5+(-11) C.

A:

Q: |? − 3| + 9 = 7

A:

Q: Diego was taking a math quiz. There was a question on the quiz that had the expression 8x – 9 – 12x…

A: The solution is given as follows :

Q: Evaluate: 1 -2 3 1 -2 5 3 -2| -2 1 -2 + 5 3 : 1 3. 3 1 -2 = 1(3 – (-10)) - 3(-6 – 5) + 5(4 – 1)…

A: Given-  1-2131-2553 To find- The value of determinant.

Q: what is the anwer to -7(10x-16)=-658

A:

Q: (7-3)(4+10)+3

A: Solve the given equation

Q: Im doing bedmas but you gave me pedmas

A: Remember, BEDMAS stands for Brackets, Exponents, Division and Multiplication (from left to right),…

Q: Combine like terms: -3a b2 + 2b – 4a°b2 + 2a ?b3 O -7a°b2 + 2b + 2 a?b3 O -7a b2 + 2 a?b3 O 2b + 2 a…

A: Kindly go through the solution and let me know in case of any doubt or further clarification in the…

Q: Simplify the expression a7b−6 /(a3b−2)−3

A:

Q: What do you mean by 50C2

A: From the given question, The value of n is, 50 The value of r is, 2

Q: (? + 1)(2? + 3)(2? + 5)(? + 3) = 945

A: We need to solve (?+1)(2?+3)(2?+5)(?+3)=945 Let us replace ? with x Therefore, we get…

Q: Kathy's second card tells her to go back three steps. What integer represents her move back?

A:

Q: Evaluate for: x = -2, y = 4, and z = 16 * |-y-x|

A: Given values are  x=-2y=4z=16 It is asked to find the value of -y-xz

Q: Andie has a blue sweater, a red sweater, and a purple sweater. She has a white shirt and a tan…

A: Our objective is to find in how many different ways can she wear asweater and a shirt together.