crarylolmeow
30.08.2019 •
Mathematics
Ineed with three math (algebra) problems?
1. which expression has a value of 66
a) (7^2 - 8) × 2 - 16
b) 7^2 - 8 × (2 - 16)
c) 7^( - 8 × 2) - 16
d) 7^2 - 8 × 2 - 16
2. what is the value of the expression
2( a + b)2 - b) when a = 7 and b =1 ?
a) 14
b) 49
c) 126
d)127
4) what is the value of the expression
8 - (2^2 + 48) ÷ 8
a) -6
b) -1
c) 1
d) 6
Solved
Show answers
More tips
- L Leisure and Entertainment Unlocking the Secrets of Winning the Lottery...
- S Style and Beauty Ultimate Guide on How to Care for Suede Shoes...
- S Sport Running: How to Do It Right?...
- F Food and Cooking How to Cook Spaghetti Right – Secrets and Tips...
- P Philosophy Personal attitude towards Confession: how to prepare and undergo the procedure correctly?...
- H Health and Medicine Flu: How to Recognize It by the First Symptoms?...
- F Food and Cooking How to Sober Up Quickly? Important Facts and Tips...
- H Health and Medicine How to Properly Take a Blood Sugar Test?...
- H Health and Medicine Simple and Effective: How to Get Rid of Cracked Heels...
- O Other How to Choose the Best Answer to Your Question on The Grand Question ?...
Answers on questions: Mathematics
- M Mathematics a 168-inch board is cut into two pieces. one piece is two times the length of the other. find the length of the two pieces....
- M Mathematics Find the output, y, when the input, x, is 5. y = 5x-3y...
- M Mathematics Two gears are adjusted so that the smaller gear drives the larger one. The radius of the smaller gear is 2.5 cm while the radius of the larger one is 4.8 cm. If the smaller...
- M Mathematics For the triangle ABC, determine if the following statement is True or False. sin A = cos B , csc A = sec A, and tan A =cot B...
- M Mathematics a test tube used in science class has a volume capacity of 9 x 10^-3 liter. How many drops of a solution will it take to fill the test tube if each drop s volume is 3...
- M Mathematics A random sampling of 500 adults showed that 203 preferred Brand A potato chips more than all other brands of potato chips in the survey. Which interval reflects a 95%...
- M Mathematics giving brainliest to whoever answers correctly ! extra points included. please serious answers only, if you need points get it from some one else this is important:(!...
- M Mathematics Which of the following is a simplified form of the expression 5 + 4(2b – 8) + 3b? 13b-29 5b+1 9b-27 11b-27...
- M Mathematics If the probability of an event is StartFraction 2 over 7 EndFraction, what must be the probability of its complement?...
- M Mathematics Solve using the distributive property 5(3 + 0.5)...
Ответ:
A. (49-8)*2-16, 41*2-16, 82-16, 66, yep
B. 49-8*-14, 49+112, 161, nope
C. 7^(-16)-16, (1/(7^16))-16, nope
D. 49-16-16, 17, nope
A is answer
2.
2((a+b)²-b)
2((7+1)²-1)
2((8)²-1)
2(64-1)
2(63)
126
C is answer
4.
none of the options give the answer
Ответ:
B
Step-by-step explanation:
you would have to multiply 2000 and the 25 and then divide