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Ronch [10]
3 years ago
13

Is a + b = b + a a commutative or associative property of addition

Mathematics
1 answer:
myrzilka [38]3 years ago
5 0

<em>Your</em><em> </em><em>answer</em><em> </em><em>is</em><em> </em><em>above</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em><em>.</em>

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Johnny answered 40 questions correctly on his 60 question test. What percent of questions did Johnny answer correctly?
Rzqust [24]

Answer:

66.6%

Step-by-step explanation:

40/60=4/6=2/3

2/3=66.6

4 0
3 years ago
Read 2 more answers
Type a simplified fraction as an answer. PLEASE ANSWER ASAP!!!!
xxTIMURxx [149]

Answer:

0.06944444444 as a fraction equals 6944444444/100000000000

6 0
3 years ago
Can someone please help? ^^ &lt;3<br><br> y=-1/2x+7/2<br> in standard form! &lt;3
Marina CMI [18]

Answer:

2y = -x + 7

Step-by-step explanation:

y = -1/2x + 7/2 (Multiply by 2)

2y = -x + 7

6 0
2 years ago
145 is what percent of 620
Oksanka [162]

Hello There!

145 is 23.39% of 620

<u><em>HOW TO SOLVE</em></u>

<u><em></em></u>

<u><em>Equation: Y = P% * X</em></u>

<u><em>We need to solve our equation for "P"</em></u>

<u><em>P% = Y/X</em></u>

<u><em>P% = 145/620</em></u>

<u><em>p = 0.2339</em></u>

<u><em></em></u>

<u><em></em></u>

<u><em>Convert decimal to percent:</em></u>

<u><em>Percent = 0.2339 * 100 = 23.39%</em></u>

4 0
3 years ago
The function f(x) = a^x + 4 will never cross the x-axis if a is positive. True or False?
Jet001 [13]

Answer:

True

Step-by-step explanation:

If a is negative then the shape of the graph is an upside down U, which intersects the x-axis. If a is positive it will never cross the X axis.

8 0
2 years ago
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