Pizzapegasus1 Pizzapegasus1

02-02-2018
Mathematics

contestada

Use mental math to simplify the expression. (5 + 23) + 65
-93
1
0
93

Multiply. -(4x - 7)
-4x - 7
28x
-4x + 7
4x -7

Multiply. 2(6x + 9)
30x
12x + 18
8x + 11
8x + 18

Decide whether the given number is a solution to the given equation. Is 9 a solution of 5(x - 3) = 35?
Yes or no.

Respuesta :

anchitthawi anchitthawi

03-02-2018

1. (5+23)+65 = (5+65)+23 = 70+23 = 93 (D)
2. -(4x-7) = -4X+7 (C)
3. 2(6X+9) = 12X+18 (B)
4. 5(X-3) = 35
X-3 = 35/5
X-3 = 7
SO X= 7+3 = 10

THEN NO
9 IS NOT A SOLUTION

Answer Link

Otras preguntas

Solve for x X^2+6x+9=20

Complete the square for 3x2 - 12x = 9.

Which expression is equivalent to 2a+1/10a-5 / 10a/4a^2-1

roduction records indicate that 2.8% of the light bulbs produced in a facility are defective. A random sample of 30 light bulbs was selected. a. Use the binomi

A grocer wants to make a 10-pound mixture of peanuts and cashews that he can sell for $4.75 per pound. If peanuts cost $4.00 per pound and cashews cost $6.50 pe

Maria regularly uses her common sense in dealing with the world and she has excellent social skills. But she performs poorly in the objective tests conducted by

In MMF2, X coordinates get bigger as you move in which direction? A. Right B. Left C. Up D. Down Please select the best answer from the choices provided

HELPPP How could you use biotechnology to protect a plant from insect damage? A. add naturally produced anti-insect chemicals to the soil B. insert genes that

Can someone please help me ?

Which of the following was the most likely reason President Truman decided to use atomic bombs against Japan? A. He feared the loss of life that would be involv