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SOVA2 [1]
4 years ago
14

Rounding or compatible numbers to estimate the sum 18 53

Mathematics
1 answer:
Dafna11 [192]4 years ago
5 0
Answer is 20 + 50 = 70
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klasskru [66]

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Step-by-step explanation:


4 0
3 years ago
if the length of a square is decreased by 1 unit , the area will be 8 square units.Write an equation for the area of the square
JulsSmile [24]

Answer:

(x-1)²=8.

Step-by-step explanation:

1) if the length before decreasing is 'x', then after decreasing it is x-1;

2) then the area is (x-1)²=8.

PS. the length before decreasing is 1+2√2.

6 0
3 years ago
Simplify 3a+2ab-6a+2b-ab
frozen [14]
3a + 2ab - 6 + 2b - ab

First, gather like terms. / Your problem should look like: (3a - 6a) + (2ab - ab) + 2b
Second, simplify. / Your problem should look like: -3a + ab + 2b

Answer: -3a + ab + 2b

3 0
4 years ago
Yep I’m lost and confused
Katena32 [7]
B. -7
C. 0 or -9 (not sure which one try both)
D. 6x^2+11
E. 3x^2-38
6 0
3 years ago
How to factor 2c^2-7c+3
Semmy [17]
(c - 3)(2c - 1) is the factored form
7 0
3 years ago
Read 2 more answers
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